甲 jiǎ HSK5 1st heavenly stem, fingernail Origin Definitions Defs Strokes Stroke Words Sentences Sents Showing: nail All meanings 8 jiǎ 8 first 5administrative unit 1compass point 1nail 1 1 sentence for 甲 (jiǎ — nail) 他由于受伤,大拇指的甲已经脱落了。 tā yóuyú shòushāng, dàmuzhǐ de jiǎ yǐjīng tuōluò le. Due to an injury, his thumbnail has fallen off. Source: Dong Chinese Dictionary