64 synonyms for aid such as encourage, abettance, a leg up, abet, accelerate, and boost. Aid is a noun, and its antonyms are hindrance and hinder.
A helping hand, abettance, assistance, backing, cooperation, encouragement, help, succour, and support.
A leg up, alms, backing, benefits, bursaries, charity, contributions, debt remission, donations, financial assistance, funding, gifts, grants, handouts, largesse, offerings, patronage, relief, scholarships, shot in the arm, sponsorship, subsidies, subvention, and welfare.
Abet, assist, avail, back, back up, be of service to, come to the aid of, give assistance to, help, lend a hand to, second, stand by, succour, support, sustain, and uphold.
Opposite, accelerate, boost, encourage, expedite, facilitate, further, give a boost/lift/push to, hasten, help, promote, smooth/clear the way for, speed up, and spur on.