甲

first of the ten Heavenly Stems 十天干[shi2 tian1 gan1] / (used for an unspecified person or thing) / first (in a list, as a party to a contract etc) / letter "A" or roman "I" in list "A, B, C", or "I, II, III" etc / armor plating / shell or carapace / (of the fingers or toes) nail / bladed leather or metal armor (old) / ranking system used in the Imperial examinations (old) / civil administration unit in the baojia 保甲[bao3 jia3] system (old) / ancient Chinese compass point: 75°

radical in Chinese characters (Kangxi radical 2)

vertical stroke (in Chinese characters), referred to as 豎筆|竖笔[shu4 bi3]

to speak / to say

1st rank or top three candidates who passed the imperial examination (i.e. 狀元|状元[zhuang4 yuan2], 榜眼[bang3 yan3], and 探花[tan4 hua1], respectively)

sixty years

chloroform CHCl3 / trichloromethane

3rd rank of candidates who passed the imperial examination / (hospital ranking) A-grade tertiary (the highest level) (abbr. for 三級甲等|三级甲等[san1 ji2 jia3 deng3])

trinitrotoluene (TNT)

inferior nasal conchae

Qiu Fengjia or Ch'iu Feng-chia (1864-1912), Taiwanese Hakkanese poet

dichloromethane

2nd rank of candidates who passed the imperial examination (i.e. 4th place and up)

chloroform; trichloromethane; CHCl3