mainstay(redirected from mainstays)
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mainstaynoun anchor, assurance, backbone, backer, bastion, brace, bulwark, buttress, champion, chief reliance, cornerstone, crutch, deliverance, dependence, foundation, help, keystone, maintainer, nucleus, pillar, principal backer, principal maintainer, principal support, principal supporter, principal sustainer, prop, rampart, reinforcement, reliance, right arm, right hand, salvation, security, staff, stay, strength, stronghold, support, sustainer, sustenance, tower of strength, upholder
See also: abettor, assistance, backer, cornerstone, partisan, strength, support