ichidan verb, intransitive verb
be at a complete loss; have no idea what to do; be completely stumped
Expresses a state of extreme perplexity or helplessness, stronger than 困る alone. Often used when all options seem exhausted.
彼は突然の質問に困り果てていた。
He was at a complete loss at the sudden question.
どう説明していいか困り果
I was completely stumped as to how to explain it.