Where does “westmost” come from?

westmost (English) comes from English West, from Middle English west, from Old English west, from Proto-West Germanic *westr, from Proto-Germanic westrą, from Proto-Germanic westraz, from Proto-Indo-European wek(ʷ)speros, from Proto-Indo-European we-.

westmost (English): Furthest to the west; most western

Definitions

  1. Furthest to the west; most western

Ancestry of “westmost”, step by step

westmost traces back through two separate lines of ancestry.

via English West

StepLanguageWordMeaning
1EnglishWestAny of various particular regions named for the cardinal direction in which they lie
2Middle Englishwestwest; A location to the south; the south; The...
3Old Englishwestwest
4Proto-West Germanic*westrwestern, westernly
5Proto-Germanicwestrąwest; west, westward
6Proto-Germanicwestrazwest, western
7Proto-Indo-Europeanwek(ʷ)sperosevening
8Proto-Indo-Europeanwe-

via English most

StepLanguageWordMeaning
1Englishmostsuperlative degree of much; superlative degree of...
2Middle Englishmost
3Old Englishmǣstmost
4Proto-Germanicmaistazsuperlative degree of *mikilaz; most
5Proto-Germanicmikilazgreat, large; much, many
6Proto-Indo-Europeanmeǵa-
Every word from Proto-Indo-European we-
westmost — Etymology, Origin & Word History | Etymology Explorer