Initials rhymes with:
beneficial's, ficials, official's, officials, officials', beneficial's, bushels, commercial's, commercials, credentials, differentials, facials, ficials, financial's, financials, herschel's, infomercial's, infomercials, marshal's, marshall's, marshals, martials, official's, officials, officials', special's, specials
Initials sounds like:
indulge, indulges, initialize, intel's, intelco, intelogic