to withstand, strive against, or oppose

to resist infection; to resist temptation.

to withstand the action or effect of

to resist spoilage.

to refrain or abstain from, esp. with difficulty or reluctance

They couldn't resist the chocolates.

to make a stand or make efforts in opposition; act in opposition; offer resistance.

a substance that prevents or inhibits some effect from taking place, as a coating on a surface of a metallic printing plate that prevents or inhibits corrosion of the metal by acid.

Textiles . a chemically inert substance used in resist printing.

noun

adversary , antagonist , opposer , opposition , oppositionist