Clearest rhymes with:
lyrist, careerist, lyrist, andrist, careerist, centrist, czarist, deforrest, demorest, fairest, gilchrist, intourist, lyrist, optometrist, poorest, purist, siegrist, sigrist, sperrfrist, surest, zobrist
Clearest sounds like:
claresta, clarostat, clearcut, colorized