補 - supplement, supply, make good

filling a vacancy; supplementation

candidacy; standing as a candidate; bidding (to host an event, e.g. the Olympics)

revised budget; supplementary budget

compensation; reparation

supplement; complement

reinforcement; strengthening

repair; mending

hearing aid

aid; help; assistance; assistant; counselor; counsellor; adviser; advisor

complementation; supplementation; completion

supply; supplying; replenishment

assistance; support; help; aid