Innocence. Harmlessness, inoffensiveness, innocuousness; sinlessness, purity, stainlessness, simplicity, guilelessness, guiltlessness, blamelessness.

Ant. Guilt, offensiveness, contamination, sinfulness, impurity, guile, corruption.

Innocent. Pure, sinless, virtuous, upright, stainless, right, faultless, guileless, clear, clean, blameless, guiltless, harmless, inoffensive, righteous, spotless, immaculate, innocuous.

Ant. Criminal, culpable, immoral, guilty, blameworthy.

Innocuous. Harmless, innocent, inoffensive, wholesome, innoxious.

Ant. Hurtful, deleterious, insidious, obnoxious.

Innovation. Change, alteration, novelty, reversal.

Ant. Archaism, conservation, maintenance, old fashion, obsolescence.

Inoculate. Vaccinate, impregnate, indoctrinate, instil, insert, imbue, ingraft, ingrain.

Ant. Prune, divest; disabuse.