[さいあく, saiaku] (adj-na, n) the worst; (P) #8863
[イザヤしょ, izaya sho] (n) Isaiah (book of the Bible)
[saiabendazo-ru] (n) thiabendazole
[saiamin ; chiamin] (n) (See ビタミンB1) thiamine; thiamin
[meshia (P); mesaia ; meshiya] (n) Messiah; (P)
[かこさいあく, kakosaiaku] (n, adj-no) record low; worst ever
[もとこうさいあいて, motokousaiaite] (n) former boyfriend; former girlfriend
[こうさいあいて, kousaiaite] (n) person one has a relationship with; date; boyfriend; girlfriend
[さいあん, saian] (n) second plan; second draft; second draught
[さいあい, saiai] (n, vs, adj-no) beloved; (P)
[さいあくのばあい, saiakunobaai] (exp) worst case
[さいあくき, saiakuki] (n) worst period of time
[しじょうさいあく, shijousaiaku] (adj-no) worst-ever; history's worst
[しさいありげ, shisaiarige] (adj-na) seeming to be for a certain reason; seeming to indicate there are special circumstances; seeming to indicate there is more than meets the eye
[じょうさいあつ, jousaiatsu] (n) overburden stress
[じんせいさいあく, jinseisaiaku] (n) worst ... of one's life