Where does “southeasternmost” come from?

southeasternmost (English) comes from English southeastern, from English eastern, from Middle English esterne, from Old English ēasterne, from Proto-Germanic austrōnijaz, from Proto-Indo-European h₂ews-ro-, from Proto-Indo-European h₂ews- — dawn; east; to draw water, scoop up.

southeasternmost (English): Farthest southeast

Definitions

  1. Farthest southeast

Ancestry of “southeasternmost”, step by step

southeasternmost traces back through two separate lines of ancestry.

via English southeastern

StepLanguageWordMeaning
1EnglishsoutheasternOf or pertaining to the southeast
2EnglisheasternOf, facing, situated in, or related to the east;...
3Middle Englishesterneeastern
4Old Englishēasterneeastern
5Proto-Germanicaustrōnijazeastern
6Proto-Indo-Europeanh₂ews-ro-of the dawn or morning, matutinal; eastern;...
7Proto-Indo-Europeanh₂ews-dawn; east; to draw water, scoop up

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 h₂ews-