Here's what rhymes with proflavin.
riboflavin Words that almost rhyme with proflavin
raving raisin raising saving racing waving craving paving shaving phrasing braving caving waiving facing placing bathing blazing gazing grazing spacing tracing basing bracing casing chasing pacing praising glazing scathing chafing erasing phasing plaything hazing strafing amazing replacing engraving behaving appraising effacing paraphrasing overgrazing retracing embracing displacing debasing interlacing statesmen salesmen