Where does “笑顔” come from?

笑顔 (Japanese) comes from Japanese 笑, from Japanese 連用形, from Japanese 見る, from Japanese 夢, from Old Japanese 夢, from Japanese 目, from Middle Chinese 目.

笑顔 (Japanese): smile, happy face, smiling face

Definitions

  1. smile, happy face, smiling face

Ancestry of “笑顔”, step by step

笑顔 traces back through two separate lines of ancestry.

via Japanese 笑

StepLanguageWordMeaning
1Japanese笑a laugh, laughing, laughter; a smile, smiling; a...
2Japanese連用形an inflectional category: the continuative or...
3Japanese見るto see, to watch, to observe, to look at...
4Japanese夢a dream; a vision; leaving reality to the state...
5Old Japanese夢a dream
6Japanese目an order in biology: smaller than a class, bigger...
7Middle Chinese目—

via Japanese 顔

StepLanguageWordMeaning
1Japanese顔a person's face; a person's reputation
Every word from Middle Chinese 目 →Every word from Japanese 目 →Every word from Old Japanese 夢 →