expertness

名词 n.
中文释义

英文释义

名词 n.
  1. The state of being expert; proficiency or skill. uncountable,usually
    — I had […] armed myself with a revolver, in the use of which I finally reached a certain degree of expertness from frequent practice.

词形变化

expertnesses plural

词源

Etymology tree
English expert
Proto-Germanic *-inōną
Proto-Indo-European *-dyé-
Proto-Germanic *-atjaną
Proto-Indo-European *-tus
Proto-Germanic *-þuz
Proto-Germanic *-assuz
Proto-Germanic *-inassuz
Proto-West Germanic *-nassī
Old English -nes
Middle English -nesse
English -ness
English expertness
From expert + -ness.
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