Where does “westermost” come from?

westermost (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-.

westermost (English): Furthest to the west; westernmost

Definitions

  1. Furthest to the west; westernmost

Ancestry of “westermost”, step by step

westermost traces back through 3 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-

via English ER

StepLanguageWordMeaning
1EnglishERThe statistic "Earned Run"; Initialism of...
2Turkisherearly; brave; man, male
3Ottoman Turkishایرsaddle, a seat for a rider placed on the back of a horse or other animal
4Old Anatolian Turkishایرearly, at a time in advance of the usual or expected event
5Proto-Turkicēdersaddle
Every word from Proto-Indo-European we-Every word from Proto-Indo-European wek(ʷ)sperosEvery word from Proto-Germanic westraz