あやしい (translations)→ dirty fit odd phony squirrelly suspicious weird wormy-looking
いかがわしい (translations)→ ambiguous bad gamy geeky illegitimate implausible kinky louche questionable
おののき (translations)→ nervous superstition tingling
なぜか (translations)→ inexplicably mysteriously somehow strangely unaccountably
わけのわからない (translations)→ bizarre confused inexplicable maddening perplexing senseless strange unaccounted unintelligible unreasonably
一風変わった (translations)→ extravagant quaint
怪しい (translations)→ unlikely wrong
奇妙に (translations)→ freakishly mystifying oddly queer surprisingly unexpectedly unnervingly
見知らぬ (translations)→ different undiscovered unfamiliar unknown
得体の知れない (translations)→ dubious unemotional
得体の知れぬ (translations)→ amorphous indefinable irrational vague
謎の (translations)→ mystery mythical unexplained wayward
謎めいた (translations)→ elliptical enigmatically intriguing oracular
不思議 (translations)→ curious impressive marvel puzzle remarkable strangeness surprise surprised surprising wonder
不審な (translations)→ certain stray
妙に (translations)→ curiously inappropriately nasty peculiar peculiarly quite rather unnaturally unusually very weirdly