忐nervous, timorous; used in 忐忑[tan3 te4]Strokes7PinyintǎnParts上above, on top, superior心heartWords with 忐忐忑tǎn tè · tanteapprehensive; on edge心怀忐忑xīn huái tǎn tè · xinhuaitante(idiom) anxious; uneasy; filled with trepidation忐忑不安tǎn tè bù ān · tantebuan(idiom) anxious; in turmoilStudy it in Yanamino