Here's what rhymes with ecdf.
deaf chef ref clef Words that almost rhyme with ecdf
death chess less says press breath dress guess yes bless mess mesh rev caress abbess neath creche cress fez tress fess fresh stress flesh possess assess oppress abs cortege egress thresh obsess success express unless confess impress suppress profess recess redress afresh repress acquiesce coalesce depress finesse undress digress tigress chaises distress refresh authoress largesse reassess dispossess laundress letterpress shibboleth sunless adulteress sorceress watercress nevertheless nonetheless transgress self shelf itself thyself myself herself yourself himself oneself