unfrivolous

形容词 adj.
中文释义

英文释义

形容词 adj.
  1. Not frivolous not-comparable
    — The annual Americana fest is meant to help collectors […] pore through unfrivolous, astringent, functional American design.

词源

Etymology tree
Proto-Indo-European *né
Proto-Indo-European *n̥-
Proto-Germanic *un-
Proto-West Germanic *un-
Old English un-
Middle English un-
English un-
English frivolous
English unfrivolous
From un- + frivolous.
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