indefatigableness

NOUN /,ɪndɪ'fætəɡəbəlnɛs/
17 LETTERS · 7 SYLLABLES · STARTS WITH I

indefatigableness is a valid 17-letter word worth 24 points in Scrabble and 29 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
I1N1D2E1F4A1T1I1G2A1B3L1E1N1E1S1S1
1 + 1 + 2 + 1 + 4 + 1 + 1 + 1 + 2 + 1 + 3 + 1 + 1 + 1 + 1 + 1 + 1 =24 PTS
DOUBLE WORD → 48TRIPLE WORD → 72
MEANING

What does indefatigableness mean?

NOUN · 1 SENSE
1

Tireless determination.