7 letters · 11 points in Scrabble
noun a compound of sulphur and some other element that is more electropositive
originEtymology tree Latin sulpur Latin sulfur Latin sulphur Anglo-Norman sulfrebor. Middle English sulphur English sulf(ur) Proto-Indo-European *dʰeh₁-der. Proto-Italic *-iðos Latin -idusder. English -ide English sulfide From sulf(ur) + -ide.
Etymology from Wiktionary, CC BY-SA 3.0