English

gumboot

From gum + boot.

A compound of gum + boot

Proto-Indo-European *ǵʰeh₂- ‘to gape, yawn’

Proto-Germanic *gaumô ‘palate’

Proto-West Germanic *gōmō

Old English gōma ‘palate’

Middle English gom

English gum

Old French bote ‘a high, thick shoe’

Middle English boote ‘shoe’

English boot

Today it means

noun A type of boot made of rubber.

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