行為【こうい】
act, deed, conduct
為替【かわせ】
money order, draft, exchange (e.g. foreign)
為【ため】
good, advantage, benefit, welfare, sake, purpose, objective, aim, consequence, result, effect, affecting, regarding, concerning
人為的【じんいてき】
artificial, unnatural, human-caused (e.g. mistake, error, disaster), man-made
為政者【いせいしゃ】
statesman, administrator, politician, policymaker
無為【むい】
idleness, inactivity