委員会【いいんかい】
committee, commission, board, panel, committee meeting
委員【いいん】
committee member
委託【いたく】
entrusting (something to a person), consignment (of goods), putting in someone's charge, trust, commission
委任【いにん】
entrusting, charge, delegation, authorization
委嘱【いしょく】
commissioning, entrusting (with), request, appointment (to a position)