hòn
classifier

Used for small, solid and roundish objects, such as rocks, pebbles, bricks, testicles, etc.
Used for standalone mountains and islands.

khỏi
verb

not to have to do something
(intransitive) to recover from, or be cured of (sickness)
(transitive) to avoid; to shun; to escape; to evade; to keep away from; to refrain from; to save (from)
(intransitive, after a verb) to leave (from); to separate (from); to cut off (from)

adv