Apc's rhymes with:
pc's, pcs, powerpcs, powerpcs', pc's, pcs, powerpcs, powerpcs', c's, cees, foresees, francies, jaycees, lessees, licensees, overseas, pc's, pcs, powerpcs, powerpcs', saez, scorsese, sea's, seas, sease, sees, seese, seize, sies, tennessee's, underseas
Apc's sounds like:
abacha, aback, abaco, abacus, abash, abbas, abbasi, abbey's, abbs, abco, abex, abiquiu, abkhazia, abo's, above's, abs, abscess, abso, abuse, abuses, abuzz, abyss, abzug, affix, affixes, aipac, aipac's, apace, apache, apache's, apaches, apacs, apc, apec, apec's, apes, apex, apex's, aphasia, apiece, apogee, apopka, appease, apps, apsey, apso, apuzzo, avasso, avco, avice, avis, aviv's