Where does “-aid” come from?

-aid (Old Irish) comes from Proto-Celtic -āti, from Proto-Indo-European -h₂ti — Forms factitive verbs from adjective stems.

-aid (Old Irish): forms [[AP:Old Irish class A I present verbs

Definitions

  1. forms [[AP:Old Irish class A I present verbs

Ancestry of “-aid”, step by step

StepLanguageWordMeaning
1Proto-Celtic-ātiForms verbs from nouns and adjectives
2Proto-Indo-European-h₂tiForms factitive verbs from adjective stems

Words derived from “-aid”

Every word from Proto-Indo-European -h₂ti →Every word from Proto-Celtic -āti →