Where does “massy” come from?

Massy comes from Middle English -y (suffix) attached to Middle English massy, derived from Middle French -ie, which built upon Latin massa meaning "lump" or "mass," itself from Latin mittere meaning "to throw," ultimately from Proto-Indo-European mey-.

massy (English): Heavy; massive; Pronunciation spelling of mercy;...

Definitions

  1. Heavy; massive; Pronunciation spelling of mercy;...

Ancestry of “massy”, step by step

massy traces back through two separate lines of ancestry.

via English Mass

StepLanguageWordMeaning
1EnglishMassThe principal liturgical service of the Church,...
2Middle EnglishmesseMass; The Eucharist; Holy Communion; The act of...
3Old Englishmæssemass
4Vulgar LatinmessaEucharist, dismissal; Eucharist; dismissal;...
5LatinmissaMass; Christian eucharistic liturgy; nominative...
6Latinmissumaccusative supine of mittō; inflection of...
7Latinmittōto send, dispatch, cause to go, let go, release, discharge
8Proto-Italicmeitōto put forth, put out
9Proto-Indo-Europeanmeyth₂-to hurt; to exchange, remove; to replace, to...

via Middle English massy

StepLanguageWordMeaning
1Middle Englishmassyweighty, massy, having great weight;...

Words derived from “massy

Every word from Proto-Indo-European meyth₂-Every word from Proto-Italic meitōEvery word from Latin mittō