←
Old English flōr (inherited)
←
Middle English flore (alter)
←
Middle English flur (alter)
←
Middle English flour (alter)
←
Middle English floor (alter)
←
Middle English vlor (alter)
←
Middle English floour (alter)
←
Proto-Germanic *flōrō (inherited)
←
Proto-Germanic *flōrô (mention)
→
English floor (inherited)
→
Middle English flour (alter)