5 letters · 12 points in Scrabble
noun a parallelogram with four equal sides; an oblique-angled equilateral parallelogram
originPartly borrowed from Middle French rhombe and partly from its etymon Latin rhombus, from Ancient Greek ῥόμβος (rhómbos). Doublet of rhombus and rhumb.
Etymology from Wiktionary, CC BY-SA 3.0