Where does “thwartwise” come from?

thwartwise (English) comes from English thwart, from Middle English þwerte, from Old Norse þvert, from Old Norse þverr, from Proto-Germanic þwerhaz, from Proto-Germanic þerh-, from Proto-Indo-European terkʷ- — to turn, spin.

thwartwise (English): Athwart; from side to side; across

Definitions

  1. Athwart; from side to side; across

Ancestry of “thwartwise”, step by step

thwartwise traces back through two separate lines of ancestry.

via English thwart

StepLanguageWordMeaning
1EnglishthwartPlaced or situated across something else; cross,...
2Middle Englishþwerte
3Old Norseþvertacross, athwart
4Old Norseþverrathwart, transverse; adverse, contrary; cross,...
5Proto-Germanicþwerhazcross, adverse
6Proto-Germanicþerh-
7Proto-Indo-Europeanterkʷ-to turn, spin

via English wise

StepLanguageWordMeaning
1EnglishwiseShowing good judgement or the benefit of...
2Middle Englishwyswise, thoughtful, proper; knowledgeable; alert,...
3Old Englishwīswise
4Proto-Germanicwīsazwise, knowledgeable
5Proto-Indo-Europeanweydstosknowledgeable
6Proto-Indo-Europeanweyd-to see
Every word from Proto-Indo-European terkʷ-Every word from Proto-Germanic þerh-Every word from Proto-Germanic þwerhaz