advanced country, developed country

a male given name

a surname

a republic, now only either the Republic of China or the Republic of Korea

(Internet slang, derogatory, offensive, with place name) suffix that indicates many 在(ざい)日(にち) (zainichi) live in the area

(obsolete) Russia

suzerain (dominant nation or state)

Alternative form of 古代教会スラヴ語 (Kodai Kyōkai Suravu-go, “Old Church Slavonic”)

Old Church Slavonic

“a hundred days of sermonizing, one fart” → a metaphor for how something that one has put great effort into can come to nothing after even a slight mistake, much as a hundred days of serious spiritual study can be lost to the winds