Etymograph

English

fiftyfold

From fifty + -fold.

Formed from fifty + -fold

Proto-Germanic *fimf tigiwiz ‘five tens’

Old English fīftiġ

Middle English fifty

English fifty

Today it means

adj By a multiple of fifty; by fifty times as much or as many.

Language periods are conventional ranges, not dates for this word.

Etymograph / fiftyfold