Unity rhymes with:
community, disunity, immunity, community, disunity, immunity, opportunity, affinity, alkalinity, amenity, community, conaty, dignity, disunity, divinity, eternity, femininity, fraternity, gaynatie, immunity, indemnity, indignity, infinity, inhumanity, insanity, masculinity, mcginnity, modernity, opportunity, profanity, salinity, sanity, serenity, solemnity, trinity, vanity, vicinity
Unity sounds like:
uinta, unaided, unamended, unanimity, unaudited, und, undated, undid, undo, undue, unedited, unheeded, unimate, unimedia, uninitiated, unit, unita, unite, united, unmade, unmanned, unmet, unnamed, unneeded, unted, untidy, untie, untied, untiedt, unto, unwanted, unwed, unwind, unwound