English
repellency
From repellent + -cy.
Formed from repellent + -cy
Proto-Italic *wre- ‘back, backwards’
Proto-Italic *pelnō ‘to approach’
Latin pellō ‘push, drive’
Latin repellō ‘repel, reject’
Latin repellēns ‘repelling’
English repellent
Today it means
noun The ability to repel; the characteristic of repelling.
Sources
Sources: Wiktionary, “repellency”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.
Etymograph / repellency