nitpicker

or nit-pick·er

[ nit-pik-er ]
See synonyms for nitpicker on Thesaurus.com
noun
  1. a person who nitpicks, especially habitually.

Origin of nitpicker

1
First recorded in 1950–55; nit1 + pick1 + -er1

Words Nearby nitpicker

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024