amlgarwriaeth

Calque of English polyamory. By surface analysis, aml- (“poly-”) +‎ carwriaeth (“amour, courtship”).

• (North Wales) IPA^(key): /aml̩ɡaˈrʊrjaɨ̯θ/
  • (North Wales, colloquial) IPA^(key): /ˌamalɡaˈrʊrjaɨ̯θ/
• (South Wales) IPA^(key): /aml̩ɡaˈrʊrjai̯θ/
  • (South Wales, colloquial) IPA^(key): /ˌamalɡaˈrʊrjai̯θ/

amlgarwriaeth f (uncountable)

1. (neologism) polyamory (relationship with multiple partners with the consent of all involved)

• 2024, “Diomysus: More Than Monogamy”, in Iris Prize‎^[1], archived from the original on 23 July 2025:

  Ffilm arbrofol lle mae grŵp o lygod (a leisiwyd gan aelodau cymuned amlgarwriaethol y DU y mae eu hunaniaethau’n cael eu cuddio gan ddefnyddio pypedwaith) yn trafod eu profiadau o amlgarwriaeth.

  An experimental film in which a group of mice (voiced by members of the UK polyamorous community whose identities are concealed using puppetry) discuss their experiences of polyamory.

• amlgarwriaethol (“polyamorous”)
• gwrth-amlgarwriaeth (“polyphobia”)