怪しい

• Reading: あやしい
• Romaji: ayashii
• Kanji breakdown: 怪 (aya) — suspicious, mystery, apparition
• Pronunciation: /a.ja.ɕiː/

Meaning

Suspicious; dubious; questionable; shady. Also means unreliable or uncertain.

An i-adjective with multiple related meanings: (1) suspicious or shady, as in a person acting strangely, (2) dubious or unreliable, as in questionable information, and (3) uncertain or iffy, as in 天気が怪しい (the weather looks doubtful). Context determines which nuance applies. A versatile and frequently used adjective in everyday conversation.

Examples

1. あの人の行動はどうも怪しい。 That person's behavior seems pretty suspicious.
2. 空模様が怪しくなってきたから傘を持っていこう。 The sky is looking iffy, so let's bring an umbrella.
3. 怪しいメールのリンクは絶対にクリックしないで。 Never click links in suspicious emails.

Usage Guide

Context: daily life, crime, weather, internet safety

Tone: cautious

Origin & History

From classical Japanese あやし, originally meaning 'strange' or 'mysterious' with both positive (wondrous) and negative (suspicious) connotations. The kanji 怪 (kai/aya, suspicious/mysterious) was applied to match the negative sense.

Cultural Context

Era: Classical

Generation: All ages

Social background: Universal