ヨウ素, 沃素: iodine

ヒ素, 砒素: arsenic

生長素: (botany) auxin

安息日: Sabbath

単組: abbreviation of 単位組合 (tan'i kumiai): a unit association, the smallest sub-group within a labor union / 炭疽: anthrax (the disease) / 炭素: carbon (chemical element)

嘆訴, 歎訴: to make a tearful appeal, to make a complaint while crying and wailing

塩素: chlorine / 遠祖: remote ancestor

小磯: a surname

酸素: oxygen

(slang) Short for それマジ？ (sore maji, “Really?”).