characteristic of or appropriate to ordinary or familiar conversation rather than formal speech or writing; informal
concerned with relatively minor, irrelevant, or superficial aspects of the subject in question.
Judicious in one039;s conduct or speech, esp. with regard to respecting privacy or maintaining silence about something of a delicate nature; prudent; circumspect.
"extravagantly chivalrous," 1791, from Don Quixote, romantic, impractical hero of Cervantes' satirical novel "Don Quixote de la Mancha" (1605). His name lit. means "thigh," also "a cuisse" (a piece of armor for the thigh), in Mod.Sp. quijote, from L. coxa "hip."