MAINSTAY: Synonyms and Related Words. What is Another Word for MAINSTAY?
The synonyms and related words of “Mainstay” are: pillar, anchor, backbone, keystone, linchpin, lynchpin, central component, centrepiece, prop, cornerstone, bulwark, buttress, chief support, foundation, base, bastion, tower of strength, key player, sinew, right-hand man, right-hand woman, right arm, atlas