Airforces rhymes with:
resources, resources', bourse's, bourses, concourses, counterforces, course's, discourses, divorces, endorses, enforces, force's, forces, forces', horses', outsources, pierce's, racehorses, reinforces, resources, resources', source's, workhorses
Airforces sounds like:
aeroperu's, airfares, airforce, air_force