逆転【ぎゃくてん】
reversal (of a situation), turnaround, turnabout, turning the tables, sudden change, reversal (of direction of rotation)
反逆【はんぎゃく】
treason, treachery, mutiny, rebellion, insurrection
逆効果【ぎゃくこうか】
opposite effect, adverse effect, backfiring
逆境【ぎゃっきょう】
adverse circumstances, unfortunate situation, adversity
逆説【ぎゃくせつ】
paradox
逆戻り【ぎゃくもどり】
retrogression, reversal, relapse, doubling back, backtracking
逆さ【さかさ】
inverted, upside down, reversed, back to front
逆らう【さからう】
to go against, to oppose, to disobey, to defy
逆立ち【さかだち】
handstand, headstand, being upside down, being in reverse