Where does “thay” come from?

thay (Scots) comes from Middle English þai — Alternative form of þei.

thay (Scots): they (third-person pronoun, nominative case, usually plural, sometimes singular)

Definitions

  1. they (third-person pronoun, nominative case, usually plural, sometimes singular)

Ancestry of “thay”, step by step

StepLanguageWordMeaning
1Middle EnglishþaiAlternative form of þei
Every word from Middle English þai