〈疑わしい〉 doubtful; questionable; 《口語》 fishy
〈いかがわしい〉 suspicious(‐looking); dubious
怪しい話
a doubtful [an implausible] story
怪しい天気
怪しい男
a suspicious [shady] character
with a bewitching [voluptuous] smile (on one's face)
読み方 あやしい
1
(=胡散{うさん}な)suspicious (person or behaviour); ugly (look or conduct)
2
(=如何わしき、いかさまな)questionable (transaction); dubious (business); underhand (doings)
3
(=信じ難き)incredible, doubtful (story, etc.)
4
(=信頼し難き)unreliable, untrustworthy (promise, etc.)
5
(=不思議な)wonderful (event); mysterious (fate); portentous (signs); weird (tale); unearthly (look); uncanny (voice in the air, etc.)