Where does “blōstm” come from?

blōstm (Old English) comes from Proto-Germanic blōstmô, from Proto-Indo-European bʰleh₃-, from Proto-Indo-European bʰel-, from Proto-Indo-European bʰōl-.

Ancestry of “blōstm”, step by step

Step	Language	Word	Meaning
1	Proto-Germanic	blōstmô	flower
2	Proto-Indo-European	bʰleh₃-	bloom, flower
3	Proto-Indo-European	bʰel-	to sound; to speak, roar, bark; shiny, white; to...
4	Proto-Indo-European	bʰōl-	—

Words derived from “blōstm”

blossoms
blossom
Blossom
blossomless
blossometh
mayblossom
reblossom
blossomest
emblossom
blossomly
blossomish
orange blossom
blosme
blostmbære

Every word from Proto-Indo-European bʰōl- →

blōstm — Etymology, Origin & Word History | Etymology Explorer