English edit

English numbers (edit)
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4
    Cardinal: forty
    Ordinal: fortieth
    Adverbial: forty times
    Multiplier: fortyfold

Etymology edit

forty +‎ -fold

Adjective edit

fortyfold (not comparable)

  1. By a multiple of forty; by forty times as much or as many.

Adverb edit

fortyfold (not comparable)

  1. By a factor of forty.