甲乙丙

こうおつへい

ABC, 1, 2 and 3

甲乙丙丁

こうおつへいてい

A, B, C and D, first, second, third and fourth

甲乙付け難い

こうおつつけがたい

it is difficult to say which of the two is better

甲乙つけがたい

こうおつつけがたい

difficult to say which of the two is better; hard to tell which is better; (there is) little to choose between them

甲と乙

こうとおつ かぶとときのと

the former and the latter, A and B

甲論乙駁

こうろんおつばく

arguments pro and con

乙

おつ きのと

second in rank, second sign of the Chinese calendar

甲の薬は乙の毒

こうのくすりはおつのどく

one man's meat is another man's poison, one man's medicine is another man's poison

乙亥

きのとい いつがい おつがい

twelfth of the sexagenary cycle

乙酉

きのととり いつゆう おつゆう

twenty-second of the sexagenary cycle

乙未

きのとひつじ いつび おつび

thirty-second of the sexagenary cycle

乙卯

きのとう いつぼう おつぼう

52nd of the sexagenary cycle

乙丑

きのとうし いっちゅう おっちゅう

second of the sexagenary cycle

乙巳

きのとみ いっし おっし

42nd of the sexagenary cycle

乙種

おつしゅ

B-grade, second-class

乙子

おとご おとこ

last child

乙巡

おつじゅん きのとじゅん

second-class cruiser

乙姫

おとひめ

youngest princess

乙夜

いつや おつや

second division of the night (approx. 9 pm to 11 pm)