Definition of 裏切り行為 (うらぎりこうい)

noun
act of treachery, breach of faith, stab in the back, double-cross
Related Kanji
back, amidst, in, reverse, inside, palm, sole, rear, lining, wrong side
cut, cutoff, be sharp
going, journey, carry out, conduct, act, line, row, bank
do, change, make, benefit, welfare, be of use, reach to, try, practice, cost, serve as, good, advantage, as a result of