Here's what rhymes with cejtainly.
Words that almost rhyme with cejtainly
patiently fatally latency blatantly daintily brazenly matronly weightily blatancy tastily agency hastily painfully vacancy racially spatially aimlessly anciently famously playfully belatedly tastefully adjacency painlessly audaciously nakedly shakily balefully facially fatefully hazily nasally cravenly hatefully heinously spaciously adjacently elatedly tastelessly weightlessly changeably racily agelessly faithfully gaiety graciously gratefully impatiently laity mistakenly papacy tenaciously gainfully shamefully shamelessly vagrancy crazily capably prenatally wastefully glacially blamelessly ashamedly cagily faithlessly throatily namelessly shapelessly wakefully brainlessly capaciously palatially shadily gracefully courageously outrageously flagrantly voraciously insatiably vivaciously fallaciously flirtatiously unshakably flagrancy fragrantly gracelessly mendaciously unshakeably salaciously complacency complacently disdainfully interagency tetralogy unashamedly efficaciously pertinaciously ungraciously ungratefully distastefully vexatiously complaisantly contagiously unfaithfully loquaciously salacity incapably quantitatively unmistakably interchangeably ostentatiously disgracefully ungracefully perspicaciously advantageously inescapably calculatedly disputatiously computationally organizationally organisationally disadvantageously