inefficax, inefficacis (gen.), inefficacior -or -us, inefficacissimus -a -um:

Adjective · 3rd declension · variant: 1st

Frequency:
Common
Dictionary:
Oxford Latin Dictionary (OLD)

useless, ineffectual, unavailing, achieving nothing;

Inflections

positive

neuter
CaseSingularPlural
Nom.—
inefficacia
Acc.
inefficax
inefficacia
Voc.—
inefficacia

comparative

neuter
CaseSingularPlural
Nom.
inefficacius
inefficaciora
Gen.
inefficacioris
—
Acc.
inefficacius
inefficaciora
Voc.
inefficacius
inefficaciora

superlative

masculine
CaseSingularPlural
Nom.
inefficacissimus
inefficacissimi
Gen.
inefficacissimi
inefficacissimorum
Dat.
inefficacissimo
—
Acc.
inefficacissimum
inefficacissimos
Voc.
inefficacissime
inefficacissimi
Abl.
inefficacissimo
—
feminine
CaseSingularPlural
Nom.
inefficacissima
inefficacissimae
Gen.
inefficacissimae
inefficacissimarum
Dat.
inefficacissimae
—
Acc.
inefficacissimam
inefficacissimas
Voc.
inefficacissima
inefficacissimae
Abl.
inefficacissima
—
neuter
CaseSingularPlural
Nom.
inefficacissimum
inefficacissima
Gen.
inefficacissimi
inefficacissimorum
Dat.
inefficacissimo
—
Acc.
inefficacissimum
inefficacissima
Voc.
inefficacissimum
inefficacissima
Abl.
inefficacissimo
—