Here's what rhymes with suppliciee.
he she see c sea v ve thee fee si z vii sie xi xii xiii ci hee hie hae shi shih thi ze fea fie sae sci shee xy zi prithee be we me t de three d free p pp b key di g tea ye knee ne ac bee li mi te dc flee je ni ti wee fc fhe ki lee lessee nee pea ri ry ski tc tee wi wie xxi xxii xxiii addressee bc dd dy flea gi ji lea mea mee ny quay referee sd sv whieh xxxi yi bb chih dee gee ghee lhe lii nae nie pee qi rhe rny tiie tke xxxii xxxiii emcee saree whee yippee tree pre qui cc plea trustee tlie xvi xvii cd exp glee gli kb pc rupee sibi trainee xxvi xxvii alii pari pensee prix quis spree tv xxxvi xxxvii scree settee abscissae banshee bursae ranee suttee twee artsy epee fusee brie draftee sudsy sirree tootsie degree agree decree http mit debris devotee esprit foresee db oversee pg tp apogee appellee appointee bailee bt donee dp ftp jt legatee pd repartee tb vendee amphorae goatee oversea queerly tepee undersea amputee curie parolee wormy attendee aurorae escapee gutsy invitee quinsy returnee teepee honoree topee whoopee enlistee florae footsie puttee soignee paltrier sultrier bourgeoisie disagree marquis absentee assignee grantee jubilee licensee phonology quelque marquee transferee bowsprit franchisee retiree detainee honeybee potpourri internee conferee dungaree kedgeree wintrier shoetree guarantee nobody mortgagee nominee guaranty interviewee diastole hyperbole tympani filigree bumblebee manatee timpani calliope monody wannabe colossally deportee jamboree abductee inductee guarani whiffletree maharanee wannabee consignee axletree chiropody singletree whippletree idiosyncrasy