Where does “waɪ” come from?

waɪ (English) comes from English why, from Middle English why, from Old English hwȳ, from Proto-Germanic hwī, from Proto-Indo-European kʷey, from Proto-Indo-European kʷis — interrogative, relative stem; who, what;...

waɪ (English): A Thai greeting wherein the palms are brought together in front of the face or chest, sometimes accompanied with a bow

Definitions

  1. A Thai greeting wherein the palms are brought together in front of the face or chest, sometimes accompanied with a bow

Ancestry of “waɪ”, step by step

waɪ traces back through two separate lines of ancestry.

via English why

StepLanguageWordMeaning
1EnglishwhyFor what cause, reason, or purpose; For which...
2Middle Englishwhy
3Old Englishhwȳwhy
4Proto-Germanichwīhow, with what, by what means; instrumental of...
5Proto-Indo-Europeankʷey
6Proto-Indo-Europeankʷisinterrogative, relative stem; who, what;...

via Thai ไหว้

StepLanguageWordMeaning
1Thaiไหว้"wai", an expression of respect or reverence by...

Words derived from “waɪ

Every word from Proto-Indo-European kʷisEvery word from Proto-Indo-European kʷeyEvery word from Proto-Germanic hwī
waɪ — Etymology, Origin & Word History | Etymology Explorer