가시

1. needle
A pointed object whose end looks like a needle.

2. fish bone
Small bones of a fish.

3. thorn; prickle
The thin, pointed end, usually of the stem of a plant such as a rose, that is stuck in one's skin.

4. sting
(figurative) An expression used to cause discomfort or to attack the listener.

5. thorn
A thin, pointed, needle-like part protruding from the stem, leaf, fruit, etc.,of a plant.