According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 524 words with the pattern S-R-------. That is, ten letter words with 1st letter S and 3rd letter R. In alphabetical order, they are:

sarabandes

sarbacanes

sarcocarps

sarcocolla

sarcolemma

sarcomeres

sarcophagi

sarcoplasm

sarcosomal

sarcosomes

sardonical

sardonyxes

sargassums

sarmentose

sarmentous

sarpanches

sarracenia

scrabblers

scrabblier

scrabbling

scraggiest

scragglier

scraggling

scraiching

scraighing

scramblers

scrambling

scranching

scranniest

scrapbooks

scrapegood

scrapeguts

scrapheaps

scrappages

scrappiest

scrapyards

scratchers

scratchier

scratchies

scratchily

scratching

scrattling

scrauching

scraughing

scrawliest

scrawlings

scrawniest

screakiest

screechers

screechier

screeching

screedings

screenable

screenager

screenfuls

screenings

screenland

screenlike

screenplay

screenshot

screevings

screiching

screighing

screwballs

screwbeans

screwiness

screwworms

scribblers

scribblier

scribbling

scrieching

scrigglier

scriggling

scrimmaged

scrimmager

scrimmages

scrimpiest

scrimpness

scrimshank

scrimshaws

scrippages

scriptoria

scriptural

scriptures

scritching

scriveners

scrivening

scrobicule

scrofulous

scroggiest

scrollable

scrollwise

scrollwork

scrooching

scrootched

scrootches

scroungers

scroungier

scrounging

scrowdging

scrubbable

scrubbiest

scrubbings

scrublands

scrubwoman

scrubwomen

scruffiest

scrumdowns

scrummaged

scrummager

scrummages

scrummiest

scrumpling

scrumpoxes

scruncheon

scrunchier

scrunchies

scrunching

scrunchion

scruntiest

scrupulous

scrutators

scrutineer

scrutinies

scrutinise

scrutinize

scrutinous

scrutoires

sdrucciola

seraphical

seraphines

seraskiers

serenaders

serenading

sereneness

serenities

serialised

serialises

serialisms

serialists

serialized

serializes

seriations

sericteria

serigraphs

serigraphy

serinettes

seriocomic

serjeantry

sermoneers

sermonette

sermonical

sermonings

sermonised

sermoniser

sermonises

sermonized

sermonizer

sermonizes

serologies

serologist

serosities

serotinies

serotinous

serotonins

serotyping

serousness

serpentine

serpentise

serpentize

serpigines

serpulites

serradella

serradilla

serranoids

serrasalmo

serrations

serratures

serratuses

serrefiles

serrulated

servanting

serviceman

servicemen

serviettes

servilisms

servitress

servitudes

servomotor

shreddiest

shreddings

shrewdness

shrewishly

shrewmouse

shrieching

shriekiest

shriekings

shrievalty

shrilliest

shrillings

shrillness

shrimpiest

shrimpings

shrimplike

shrinelike

shrinkable

shrinkages

shrinkpack

shritching

shriveling

shrivelled

shroffages

shroudiest

shroudings

shroudless

shrubbiest

shrublands

sirenising

sirenizing

sironising

sironizing

skreeghing

skreighing

skrieching

skrieghing

skrimmaged

skrimmages

skrimshank

sorbitised

sorbitises

sorbitized

sorbitizes

sordamente

sordidness

soreheaded

sorenesses

soricident

sororially

sororicide

sororising

sororities

sororizing

sorrowings

sorrowless

sortations

sortileger

sortileges

sortitions

sprackling

spraddling

sprangling

sprattling

sprauchled

sprauchles

sprauncier

sprawliest

spreadable

spreadings

spreaghery

spreathing

spreething

sprekelias

spriggiest

sprightful

sprighting

sprigtails

springalds

springboks

springbuck

springeing

springhaas

springhalt

springhase

springhead

springiest

springings

springless

springlets

springlike

springtail

springtide

springtime

springwood

springwort

sprinklers

sprinkling

sprintings

spritelier

spritsails

sproutings

spruceness

sprynesses

strabismal

strabismic

strabismus

strabotomy

stracchini

stracchino

straddlers

straddling

stragglers

stragglier

straggling

straichter

straighted

straighten

straighter

straightly

strainedly

strainings

straitened

straitness

stramacons

stramashed

stramashes

stramazons

stramonies

stramonium

strandflat

strandline

strandwolf

strangered

stranglers

strangling

straphangs

straplines

strapontin

strappados

strappiest

strappings

strapworts

stratagems

strategics

strategies

strategise

strategist

strategize

strathspey

stratified

stratifies

stratiform

stratocrat

strauchted

strauchter

straughted

straughter

stravaging

stravaiged

stravaiger

strawberry

strawboard

strawworms

straylings

streakiest

streakings

streaklike

streambeds

streamered

streamiest

streamings

streamless

streamlets

streamlike

streamline

streamling

streamside

streetages

streetboys

streetcars

streetfuls

streetiest

streetlamp

streetroom

streetward

streetwear

streetwise

streigning

strelitzes

strelitzia

strengthen

streperous

strepitant

strepitoso

strepitous

stressless

stretchers

stretchier

stretching

strewments

striations

striatures

strickenly

strickling

strictions

strictness

strictured

strictures

striddling

stridelegs

stridences

stridently

strideways

stridulant

stridulate

stridulous

strifeless

strigiform

strikeless

strikeouts

strikeover

strikingly

stringency

stringendo

stringhalt

stringiest

stringings

stringless

stringlike

strinkling

stripagram

stripeless

stripiness

striplings

strippable

strippings

striptease

strivingly

strobilate

strobiline

strobiloid

strobotron

stroddling

stroganoff

strokeplay

strollings

stromatous

strombuses

strongarms

stronghold

strongness

strongroom

strongyles

strontians

strontiums

strophical

strophiole

strophoids

strophulus

stroppiest

stroudings

stroupachs

structural

structured

structures

strugglers

struggling

strumpeted

struthioid

struthious

struttings

strychnias

strychnine

strychnism

surbedding

surceasing

surcharged

surcharger

surcharges

surcingled

surcingles

surculuses

surefooted

surenesses

suretyship

surfaceman

surfacemen

surfacings

surfactant

surfboards

surfcaster

surfeiters

surfeiting

surffishes

surfriders

surgically

surjection

surjective

surmasters

surmisable

surmisings

surmounted

surmounter

surmullets

surnominal

surpassers

surpassing

surplusage

surplusing

surplussed

surplusses

surprinted

surprisals

surprisers

surprising

surprizing

surquedies

surrealism

surrealist

surrejoins

surrenders

surrogated

surrogates

surrogatum

surrounded

surveiling

surveilled

surveilles

surveyable

surveyance

surveyings

surviewing

survivable

survivance

syringitis

accentless

actionless

affectionless

affectless

ageless

agendaless

aidless

aimless

airless

ambitionless

anchorless

angerless

armless

armorless

artless

ashless

asteriskless

aweless

awless

awnless

backless

barbless

barkless

barless

baseless

basementless

bathless

beakless

beamless

beardless

beatless

bedless

beefless

beltless

bibless

blameless

bless

bloodless

blotless

bodiless

boneless

bootless

bottomless

boundless

bowelless

bowless

brainless

brakeless

braless

branchless

breathless

breezeless

bridgeless

briefless

brimless

browless

budless

bushless

butterless

buttonless

capless

captionless

carbonless

careless

carless

cashless

causeless

ceaseless

centerless

chadless

changeless

characterless

charmless

checkless

cheerless

childless

chinless

churchless

classless

clawless

clientless

climaxless

cloudless

clueless

coalless

coatless

codeless

cohesionless

collarless

colorless

comfortless

compassionless

computerless

conscienceless

constitutionless

containerless

contextless

cookless

cordless

coreless

costless

cotterless

countless

coverless

creaseless

crestless

crewless

crimeless

cropless

crownless

crustless

cuffless

cureless

curtainless

cushionless

dateless

daughterless

dauntless

deathless

debtless

deedless

defenseless

depthless

dewless

dimensionless

dinnerless

directionless

dividendless

doctorless

doorless

doubtless

dreamless

dripless

driverless

ductless

dustless

earless

echoless

edgeless

effortless

eggless

egoless

electroless

emotionless

endless

errorless

eventless

exhaustless

exitless

expressionless

eyeless

faceless

fadeless

faithless

fameless

fangless

fatherless

fathomless

fatless

faultless

fearless

featherless

featureless

feckless

feeless

feetless

fenceless

fenderless

fernless

finless

fireless

fishless

flagless

flapless

flavorless

flawless

flightless

flourless

flowerless

flyless

foamless

focusless

fogless

foodless

footless

forceless

fordless

forkless

formless

foundationless

fretless

frictionless

friendless

frontless

fruitless

fumeless

functionless

furless

fuseless

futureless

gainless

garbless

gasless

gateless

gearless

giftless

glamourless

glandless

glassless

goalless

godless

gormless

graceless

gradeless

grassless

graveless

greaseless

groundless

guileless

guiltless

gumless

gunless

gustless

gutless

hairless

haltless

hammerless

handleless

handless

hapless

harborless

harmless

hatless

headless

heartless

heathless

heatless

heedless

heelless

heirless

helmless

helpless

herbless

hideless

hiltless

hipless

hitless

hiveless

holeless

homeless

hoodless

hoofless

hookless

hoopless

hopeless

horizonless

hornless

horseless

houseless

hueless

humorless

humpless

hurtless

hymnless

hyphenless

iceless

idealess

idealless

inkless

innless

intermissionless

ireless

isleless

issueless

jacketless

jagless

jobless

joyless

keelless

keyless

kingless

knotless

laceless

landless

lawless

leaderless

leadless

leafless

leakless

legless

lensless

less

lidless

lifeless

limbless

limeless

limitless

lineless

linerless

lintless

lipless

listless

loamless

loftless

lordless

loveless

luckless

lusterless

mailless

maneless

manless

massless

mastless

matchless

mateless

matless

mealless

meaningless

measureless

meatless

menseless

merciless

mindless

mirthless

moonless

mortarless

motherless

motionless

motorless

nameless

napless

natheless

nathless

neckless

needless

netless

neutrinoless

nevertheless

newsless

nightless

noiseless

nonetheless

normless

noseless

noteless

nounless

numberless

oarless

objectless

odorless

operatorless

orderless

oxygenless

painless

paperless

parentless

partnerless

passionless

passless

pathless

patternless

peakless

peerless

pegless

penniless

pensionless

pileless

pillarless

pilotless

pipeless

pithless

pitiless

placeless

planless

playless

pleasureless

pleatless

plotless

plugless

poetless

pointless

poleless

popeless

portionless

portless

possessionless

powderless

powerless

pressureless

priceless

printless

profitless

propertyless

pulpless

pumpless

purposeless

puttyless

quenchless

radiationless

rainless

rayless

reckless

recoilless

regardless

reinless

relentless

religionless

remorseless

restless

resultless

rhymeless

ribless

riderless

riftless

rimless

riskless

rockless

rodless

roofless

rootless

rudderless

rumpless

rungless

rustless

ruthless

saddleless

sapless

scaleless

scarless

scentless

scoreless

seamless

seasonless

seatless

seedless

selfless

senseless

sexless

shadeless

shadowless

shameless

shapeless

shelterless

shiftless

shirtless

shitless

shoeless

showerless

shutterless

shuttleless

sightless

sinless

skilless

skinless

sleepless

sleeveless

slipless

slitless

smileless

smogless

smokeless

snowless

soapless

sockless

soilless

solventless

songless

soulless

soundless

sourceless

spanless

speechless

spiceless

spineless

spiritless

spotless

stainless

stalkless

stampless

starless

stateless

stemless

stingless

strapless

stressless

strifeless

stringless

stripeless

structureless

styleless

subjectless

substanceless

sudsless

sugarless

sunless

suspenseless

symptomless

systemless

tactless

tailless

taintless

tapeless

tasteless

taxless

tearless

tenantless

tensionless

tentless

termless

terpeneless

terrorless

textless

textureless

thankless

thawless

thornless

thoughtless

threadless

thriftless

ticketless

tideless

tieless

timeless

tintless

tipless

tireless

toadless

toeless

tombless

tongueless

toolless

toothless

topless

toyless

traceless

trackless

traditionless

trailless

tramless

treadless

treeless

tubeless

tugless

tuneless

turfless

tuskless

twigless

unless

useless

valueless

valveless

veinless

ventless

vestless

vibrationless

vibratoless

viceless

victimless

virtueless

visionless

visorless

voiceless

voteless

vowless

wageless

warless

warrantless

wartless

waterless

wattless

waveless

weaponless

weariless

webless

weedless

weightless

weldless

wheelless

wifeless

wigless

windless

windowless

wineless

wingless

winless

wireless

wishless

witless

woodless

wordless

worshipless

worthless

yokeless

zestless

zipless

zoneless