風俗【ふうぞく】
manners, customs, public morals, sex service, sex industry, sex-oriented entertainment
俗語【ぞくご】
colloquialism, colloquial language, slang
通俗的【つうぞくてき】
popular, common, commonplace
俗に【ぞくに】
as slang, commonly
風俗営業【ふうぞくえいぎょう】
businesses offering food and entertainment, cabaret, club, gambling and restaurant businesses, sex industry, sex-related businesses
世俗【せぞく】
worldly things, common customs, ordinary life, popular taste, the world, the (common) people, the masses, secularity
民俗芸能【みんぞくげいのう】
folk entertainment
習俗【しゅうぞく】
manners and customs, folkways, usage
良俗【りょうぞく】
good custom
土俗【どぞく】
local customs
通俗【つうぞく】
popular, common
低俗【ていぞく】
vulgar, lowbrow, coarse
俗説【ぞくせつ】
common saying, popular version, folklore, tradition