Ant. Good will, patience, forbearance, mildness, forgiveness, reconciliation, peaceableness.
Irridescent. Prismatic; opaline, polychromatous, nacreous.
Ant. Blanched, neutral, colorless, dingy, achromatic.
Isolate. Separate, detach, dissociate; insulate.
Ant. Associate, unite.
Isolation. Separation, loneliness, segregation, detachment, disconnection, insulation; solitariness, solitude.
Ant. Organization, community, co-membership, connection; continuity, concatenation.
Issue. Egress, exit, outlet; delivery; copy, number, edition, impression; event, outcome, result, end, conclusion, consummation, effect, termination; children, offspring, posterity, progeny; antagonism, controversy, contest.
Ant. Cause, principle, influence, action, working, operation; law, system, commencement; ancestry, paternity.
Iteration. Recital, repetition, reiteration, recurrence, harping, succession.