inefficacy
Word Rarity
Very rare
Frequency: Zipf frequency 1.49 in modern English
23
Scrabble Score
10
Letters
5
Syllables
7
Unique Chars
Meaning
Etymology
Etymology tree Proto-Indo-European *né Proto-Indo-European *n̥- Proto-Italic *n̥- Latin in-bor. Middle English in- English in- English efficacy English inefficacy From in- + efficacy.