The Oxford Thesaurus An A-Z Dictionary of Synonyms - aid v.

1) help, support, assist, facilitate, back, abet, uphold, promote; succour, relieve, subsidize: The invasion was aided by Richard's subjects. He salved his conscience by aiding a local charity. --n. 2) help, support, assistance, backing, relief, benefit, service, succour, comfort: He was convicted of giving aid to the enemy in time of war. 3) funding, subsidy, subvention; grant-money, grant, grant-in-aid, scholarship: He could never have gone to university without aid from the endowment.