English
reefable
From reef + -able.
Formed from reef + -able
Proto-Indo-European *h₁rebʰ- ‘arch, ceiling, cover’
Proto-Germanic *ribją ‘rib, reef’
Old Norse rif ‘rib, reef’
Middle English rif
English reef
Today it means
adj Of a sail: capable of being reefed.
Sources
Sources: Wiktionary, “reefable”. 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 / reefable