Opposite of irrefragable

Opposite of irregular

Opposite of irregularity

Opposite of irrelation

Opposite of ioose

Opposite of irksomeness

Opposite of iron

Opposite of invigorate

Opposite of invigorating

Opposite of invigorative

Opposite of inviolateness

Opposite of invisibility

Opposite of involuntary

Opposite of invulnerable

Opposite of invention

Opposite of inventive

Opposite of inveracious

Opposite of inverted

Opposite of invest

Opposite of investigate

Opposite of investment

Opposite of invibratory

Opposite of invigilant

Opposite of inveigle

Opposite of intumescent

Opposite of inundation

Opposite of inure

Opposite of inurement

Opposite of invalidate

Opposite of invalidation

Opposite of invalidity

Opposite of invariable

Opposite of invariableness

Opposite of invariably

Opposite of intractile

Opposite of intransparent

Opposite of introducing

Opposite of intrude

Opposite of intruder

Opposite of intimidation