Where does “andsware” come from?

andsware (Middle English) comes from Old English andswaru, from Proto-West Germanic andaswaru, from Proto-Germanic andaswarō, from Proto-Germanic anda-, from Proto-Indo-European h₂énti, from Proto-Indo-European h₂énts, from Proto-Indo-European h₂ent-, from Proto-Indo-European h₂en- — on, onto.

Ancestry of “andsware”, step by step

StepLanguageWordMeaning
1Old Englishandswaruanswer
2Proto-West Germanicandaswaruanswer, reply
3Proto-Germanicandaswarōanswer, reply
4Proto-Germanicanda-against, opposing; un-, de-
5Proto-Indo-Europeanh₂éntiopposite; near; in front
6Proto-Indo-Europeanh₂éntsforehead; front
7Proto-Indo-Europeanh₂ent-face; forehead; front
8Proto-Indo-Europeanh₂en-on, onto
Every word from Proto-Indo-European h₂en-Every word from Proto-Indo-European h₂ent-Every word from Proto-Indo-European h₂énts