半信半疑 (はんしんはんぎ) Japanese meaning | KotomoraMeanings
1
noun, noun which may take the genitive case particle 'no'
half in doubt; half-convinced; dubious; incredulous
yojijukugo (four-character idiom)
Describes a state of being unsure whether to believe something, caught between trust and doubt. Often used with ~だ, ~の状態, or ~で.
そのニュースは本当かどうか、半信半疑だ。
I'm dubious about whether that news is true.