fideicommissary heir

20 LETTERS · STARTS WITH F

fideicommissary heir is a valid 20-letter word worth 35 points in Scrabble and 36 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

F4I1D2E1I1C3O1M3M3I1S1S1A1R1Y4H4E1I1R1

4 + 1 + 2 + 1 + 1 + 3 + 1 + 3 + 3 + 1 + 1 + 1 + 1 + 1 + 4 + 0 + 4 + 1 + 1 + 1 =35 PTS

DOUBLE WORD → 70TRIPLE WORD → 105

MEANING

What does fideicommissary heir mean?