English
trebly
From treble + -ly.
A compound of treble + -ly
Proto-Indo-European *tri- ‘three, threefold’
…
Proto-Italic *triplos ‘threefold, triple’
Latin triplus ‘threefold, triple’
Old French treble
Middle English treble
English treble
Today it means
adj Having treble, or high-pitched, qualities.
Sources
Sources: Wiktionary, “trebly”. 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 / trebly