Je was op zoek naar: tenuous (Engels - Japans)

tenuous
疑念

tenuous?
根拠が乏しい？

tenuous, it is not, sir.
根拠は 十分ある

she has one single iota of tenuous power.
あいつは ごく小さい虫けらだ

that's a pretty, uh, tenuous theory, at best.
それは いかにも根拠の乏しい仮説ですね

relations are tenuous as peace talks resume between warring factions.
敵対勢力間の和平交渉再開だけに、関係は危うい。

uncles, nephews, cousins, in-laws of increasingly tenuous connection.
叔父、叔母、甥、姪、従兄弟 どれほど疎遠な義理の親戚でも

that'll certainly make things interesting for the gunners as they cling to a tenuous one-nil lead.
［１対０の僅かなリードのまま］ ［ガナーズにとっては 面白くなってきた！ 」

the fire at roberts' flat destroyed any forensic evidence... we might have had. even the peacock gym link is tenuous.
火事の後も法医学的証拠を 得られなかった