unsilly

English

Etymology

From Middle English unsely, from Old English unsǣliġ, equivalent to un- +‎ silly. Doublet of Unseelie.

Adjective

unsilly (comparative more unsilly, superlative most unsilly)

1. Not silly.
   • 2009 May 10, Rob Walker, “Big Cheese”, in New York Times‎^[1]:

     “Cheetos is about being playful, it’s about being silly,” Lambeth replies in a thoroughly unsilly tone.