The story
- Middle English · inherited fromhwer se eaver
- English todaywheresoever
From Middle English hwer se eaver, hwer-se-eaver, hwer so ever, qheresoevere, quar-sua-ever, quere-so-ever, wer so ever, wharsoever, where-sere, wheresoever, where so evere, wher ser, wher-sever, wher-so-ever, wher so evere, wher-so-evere, whe[r] so er, whor so ever. By surface analysis, where + so + -ever. Cognate with West Frisian hwērsāea (“wheresoever”).
Etymology from Wiktionary, CC BY-SA 4.0.