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EnglishEdit

EtymologyEdit

From might +‎ -ful.

AdjectiveEdit

mightful (comparative more mightful, superlative most mightful)

  1. (now literary, archaic) Mighty, powerful.
    Synonym: mainful
    Antonym: mightless
    • c. 1385, William Langland, Piers Plowman, I:
      Here myȝtow see ensamples · in hym-selue one / That he was miȝtful & meke · and mercy gan graunte.