English
firefloat
From fire + float.
Proto-Indo-European *péh₂wr̥
…
Proto-Germanic *fuïr
Proto-West Germanic *fuir
Old English fȳr ‘fire’
Middle English fyr
English fire
Proto-Indo-European *plewd- ‘to float, swim, fly’
Proto-Germanic *flutōną ‘to float’
Proto-West Germanic *flotōn ‘to float’
Old English flotian ‘to float’
Middle English floten ‘to float’
English float
Today it means
noun A fireboat.
Language periods are conventional ranges, not dates for this word.
Etymograph / firefloat