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