20 Homonyms:
1. Air (the atmosphere) / heir (a person who inherits something)
2. Aisle (a passageway) / isle (a small island)
3. Allowed (permitted) / aloud (out loud)
4. Bare (uncovered) / bear (an animal)
5. Brake (to stop) / break (to shatter)
6. Buy (to purchase) / by (near)
7. Cent (a coin) / sent (past tense of send)
8. Cell (a small room) / sell (to offer for sale)
9. Coarse (rough) / course (a path)
10. Compliment (a praise) / complement (something that completes)
11. Desert (a dry region) / dessert (sweet course after a meal)
12. Fair (just) / fare (money for transportation)
13. Flour (powdered grain) / flower (a bloom)
14. Hear (to listen) / here (in this place)
15. Hole (an opening) / whole (complete)
16. Know (to understand) / no (not)
17. Mail (letters) / male (masculine)
18. Peace (tranquility) / piece (a part)
19. Right (correct) / write (to compose)
20. See (to perceive) / sea (a large body of salt water)