Home 6-syllable words inefficaciousness
DICTIONARY ENTRY 6 SYLLABLES

inefficaciousness

/,ɪnɛfə'keɪʃəsnɛs/ · ɪnɛfəkeɪʃəsnɛs

Inefficaciousness has 6 syllables: in · ef · fi · ca · cious · ness.

in
01
ef
02
fi
03
ca
04
cious
05
ness
06

noun. A lack of efficacy.

ADVERTISEMENT leaderboard · 728×90
ADVERTISEMENT medium rectangle · 300×250
Syl·la·ble Words A reference for counting syllables in English words. Privacy · Terms · SyllableWords.net — 2026