cơ

Etymology 1
.

Noun

 * 1)  muscle

Suffix

 * 1)  aircraft; airplane

Adjective

 * 1) related to mechanics
 * 2) mechanical

Etymology 3
Borrowed from.

Noun

 * 1)  hearts

Etymology 4
Borrowed from.

Noun

 * 1)  a cue stick

Etymology 5
From.

Particle

 * 1)  it must be this way, not any other; my way or no way

Noun

 * 1)  military unit consisting of 10 or 200–500 soldiers.