(idiomatic) Avoiding vanity or a showy appearance in oneself or in objects, such as by wearing plain clothes rather than gaudy clothes or driving a practical car rather than a sports car. Simplicity over vanity.

hedonism

hedonistic

optimism

optimist

constructor (person or organization that constructs) / employee of private military company / (programming) Alternative spelling of コンストラクタ (konsutrakuta, “constructor”)

Luxemburg (a city in Iowa) / Luxemburg (a village in Wisconsin)

(literary) capital city / (especially) Kyōto (a city in Kyōto, Japan)

Kyūjitai form of 楽

downfall, collapse