godan verb (-ru), intransitive verb
be turned inside out; be reversed
Describes something physically flipping so the inside becomes the outside, or a situation/order being reversed.
強風で傘が裏返った。
The umbrella turned inside out in the strong wind.
靴下が裏返っているよ。
Your sock is inside out.
godan verb (-ru), intransitive verb
betray; double-cross; turn one's coat
Figurative use: a person's attitude or loyalty flips completely, often suddenly.
彼は急に裏返って、敵側についた。
He suddenly turned his coat and sided with the enemy.
godan verb (-ru), intransitive verb
crack into falsetto; squeak; croak
Describes a voice breaking or flipping into a high, unsteady pitch, often from emotion or strain.
緊張して声が裏返った。
My voice cracked from nervousness.