逆 - inverted, reverse, opposite

headwind; adverse wind

treason; treachery; mutiny; rebellion; insurrection

reverse; inversion; upside down

reversal (of a situation); turnaround; turnabout; turning the tables; sudden change; comeback

adverse circumstances; unfortunate situation; adversity

to feel dizzy; to have blood rush to one's head

reverse; opposite

opposite effect; adverse effect; backfiring

inverted; upside down; reversed; back to front

to go against; to oppose; to disobey; to defy

counterattack

paradox