9 letters · 13 points in Scrabble
adjective relating to or affected with cancer
adjective like a cancer; an evil that grows and spreads
originFrom Middle English cancerous, from Latin cancerōsus, from cancer (“crab; tumor, cancer”) + -ōsus (adjective-forming suffix). By surface analysis, cancer + -ous.
Etymology from Wiktionary, CC BY-SA 3.0