According to SOWPODS (the combination of Scrabble dictionaries used around the world) there are 22 words with the pattern -C--I-. That is, six letter words with 2nd letter C and 5th letter I. In alphabetical order, they are:
acacia
acarid
accoil
acedia
acetic
acetin
acidic
acinic
acquit
ecesic
ecesis
echoic
eclair
ecurie
iconic
scenic
schrik
schtik
schuit
scolia
scoria
scotia
civic, crisp, cavil, corgi
Cacti. Cocci.
fabric
garlic
tactic
startle
Some five letter words with second letter U and fifth letter T are:auditbuiltburntburstcubitduvetguestguiltoughtquartquestquiltquintwurst
badgebargecablecanoecarvedanceeaglefalsegaugehastelargemaizenaivepasterangesaucetablevaluewaste
private
figures
delta
alohasclavaeclavalclimaxclinalclonalelijahfloraefloralflorasflymanflywayglobalglomalglycanllamasplagalplanarplazaspleiadplicaeplicalpluralsloganslovak
cupful
the six letter word with e as second letter and 5th is... SECRET jestermeltedbeltedtendertendedmendeddealerheaderLentensedges
center, renter, fender, better, bender, belter, helper, jester, letter, lender, leaper, mender, nearer, dearer, bearer, meaner, keener, pester, fester, reader, seeder, seller, tester, teller, welder
the word you are looking for is "sexual" <3
multi, mufti, quasi