How many words start with OSM?

50, from 5 letters up to 15. All of them are on this page.

What is the highest scoring word that start with OSM?

OSMOMETRICALLY at 23 points in Scrabble, and OSMOMETRICALLY at 27 in Words With Friends, because the two games score the tiles differently.

OSMATE, OSMATES, OSMATIC, OSMETERIA, OSMETERIUM, OSMIATE, OSMIATES, OSMIC, OSMICALLY, OSMICS and 40 more on this page.

Most common words first, then the rest A to Z.

The most familiar words on this page and what they mean. Tap any word for its full entry, score and anagrams.

OSMIUM noun a hard brittle blue-grey or blue-black metallic element that is one of the platinum metals
OSMUND noun any fern of the genus Osmunda: large ferns with creeping rhizomes
OSMIUMS noun form of OSMIUM: a hard brittle blue-grey or blue-black metallic element that is one of the platinum metals
OSMOSIS noun (biology, chemistry) diffusion of molecules through a semipermeable membrane from a place of higher concentration to a place of lower concentration until the concentration on both sides is equal
OSMOTIC adjective of or relating to osmosis
OSMUNDS noun form of OSMUND: any fern of the genus Osmunda: large ferns with creeping rhizomes
OSMIRIDIUM noun a hard and corrosion resistant mineral that is a natural alloy of osmium and iridium (usually containing small amounts of rhodium and platinum)

Definitions from Open English WordNet, CC BY 4.0.