s 1 u 1 b 3 g 2 r 1 o 1 u 1 p 3
8 letters · 13 points in Scrabble
Meaning
noun a distinct and often subordinate group within a group
noun (mathematics) a subset (that is not empty) of a mathematical group
originFrom sub- + group.
Etymology from Wiktionary, CC BY-SA 3.0