隐忧 yǐnyōu deep worry Definitions Defs Origin Strokes Stroke Words Sentences Sents yǐnyōu deep worry · hidden danger 隐 隱 yǐn adjective hidden (bound form) hidden; secret; latent or dormant; not obvious忧 憂 yōu nounadjective worry anxiety; care; a source of concern or troubleyǐnyōu secret concern 隐 隱 yǐn noun secret (bound form) a secret or private matter; something painful that one is reluctant to mention忧 憂 yōu nounadjective worry anxiety; care; a source of concern or trouble