ការ

Etymology 1
From or.

Noun

 * 1) work, occupation, business, affair, matter
 * 2) marriage, wedding
 * 3) interest, profit, usury

Verb

 * 1) to wind onto a bobbin or reel, to spin silk
 * 2) to marry

Etymology 2
Related to (cited in Guesdon 1930, Jenner 2009) and  of similar meaning.

Verb

 * 1) to protect, defend, prevent

Noun

 * 1)  (“doing”)