English
sootless
From soot + -less.
Formed from soot + -less
Proto-Indo-European *sed- ‘to sit’
Proto-Germanic *sōtą
Old English sōt
Middle English soot
English soot
Today it means
adj Without soot.
Sources
Sources: Wiktionary, “sootless”. 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 / sootless