daledh
edh
lamedh
yodh
Some examples of words ending in "iy" are browsy, tipsy, hissy, and flimsy.
Some examples of words with complex syllables in English are "antidisestablishmentarianism," "supercalifragilisticexpialidocious," and "pseudopseudohypoparathyroidism."
artesian
alligatorarbitratorcollaboratorcontaminatorcorroboratorcuratordenominatoreliminatorexterminatorgeneratorgladiatormediatormoderatornumeratororatorprocuratorradiatorsenator
Some English words ending in "-or":* abhor * ardor * anchor * door
ancestralbeautifulcongenialcontinualdeceitfulempiricalessentialfunctionalflavorfulgreenmailhealthfulimpartialmedicinalnocturnaloccipitalresentfulspiritualtriennialwonderful
No, nouns ending in 's' are not always plural; some examples are:abacusabyssaddressasparagusbassbiasbonusbuscactuscallouscampuscircusclasscompasscosmosdaisdiabetesdiscusdressemphasisethosficusfocusfungusgasgeniusglassgrasshaggishepatitishiatushibiscushippopotamushummusibisisthmuskisslasslenslossmantismessmetropolismolassesmossnemesisnexusnucleusoasisoctopusonusosmosispantsparenthesispasspelvisphysicsplatypuspluspressprogresspusradiusrhesusruckussassafrassisstatusstratusstresssuccesssurplussynopsistennisTexastrellistrussviruswalruswatercresswellnesswitnessyes
Some examples of "t" sounds in the English language are words like "top," "cat," "water," and "better."
The only common English word is "shams".
Some examples are laugh, cough, rough.
altruismatheismautismbaptismcommunismcriticismcubismcapitolismdwarfismeuphemismfundamentalismfatalismfeminismhedonismimpressionismindividualismjournalismliberalismmonotheismmaterialismmechanismorganismprofessionalismpluralismplagiarismpatriotismpuritanismprismracismromanticismrealismsymbolismtheism
There are no English words ending in "-six", let alone six letter words.