function word

NOUN /fəŋkʃən_wɜrd/
13 LETTERS · 2 SYLLABLES · STARTS WITH F

function word is a valid 13-letter word worth 21 points in Scrabble and 25 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
F4U1N1C3T1I1O1N1W4O1R1D2
4 + 1 + 1 + 3 + 1 + 1 + 1 + 1 + 0 + 4 + 1 + 1 + 2 =21 PTS
DOUBLE WORD → 42TRIPLE WORD → 63
MEANING

What does function word mean?

NOUN · 1 SENSE
1

A word that is uninflected and serves a grammatical function but has little identifiable meaning.

BROADER