恐 (readings: きょう, おそ, こわ; Japanese kanji) means “Fear / Dread / Awe”. It is a Jōyō kanji taught in Japanese secondary school (junior & senior high) — the 高手 · Master tier beyond the grade 1–6 Kyōiku set, and appears in words such as 恐怖 (fear, terror).
What does 恐 mean?