1.
distrust; mistrust; lack of confidence
A lack of trust or confidence in someone or something. Commonly used in political and institutional contexts.
政治不信が広がっている。
Distrust in politics is spreading.
内閣不信任案が提出された。
A no-confidence motion was submitted against the cabinet.
度重なる不祥事が国民の不信を招いた。
The repeated scandals invited public distrust.
2.
bad faith; insincerity
Acting without good faith or sincerity in dealings with others.
相手の不信な態度に怒った。
I was angered by the other party's bad-faith attitude.
不信な行為があった場合は報告してください。
Please report any acts of bad faith.
契約交渉における不信な対応が問題になった。
Insincere conduct during contract negotiations became an issue.
USAGE:
Often appears in compound forms like 政治不信 (political distrust), 不信任 (no confidence), and 不信感 (sense of distrust).
COMMON COLLOCATIONS:
- 不信を抱く (to harbor distrust)
- 不信を招く (to invite distrust)
- 不信感 (sense of distrust)
- 不信任案 (no-confidence motion)
SIMILAR WORDS:
- 不審: suspicion, doubt — focuses on finding something questionable (homophone with different kanji)
- 不振: slump, poor performance — another homophone, about underperformance
- 疑惑: suspicion, doubt — about suspected wrongdoing