choirboyish

English

Etymology

choirboy +‎ -ish

Adjective

choirboyish (comparative more choirboyish, superlative most choirboyish)

1. Resembling or characteristic of a choirboy.
   • 1988, Daniel Curzon, Curzon in Love:

     It was a sweet, choirboyish face, despite the full brown mustache, much younger looking than thirty.