Suave
来自Big Physics
late Middle English (in the sense ‘gracious, agreeable’): from Old French, or from Latin suavis ‘agreeable’. The current sense dates from the mid 19th century.
wiktionary
From Middle English suave, borrowed from Latin suāvis(“sweet, pleasant”); doublet of sweet.
etymonline
suave (adj.)
early 15c., "gracious, kindly, pleasant, delightful," from Latin suavis "agreeable, sweet, pleasant (to the senses), delightful," from PIE root *swād- "sweet, pleasant" (see sweet (adj.)). In reference to persons, sense of "smoothly agreeable" first recorded 1815 (implied in suavity). Related: Suavely.
