Dictionary & Thesaurus

mainstay

1.	(noun) the forestay that braces the mainmast
	Related Words: forestay

2.	(noun) a central cohesive source of support and stability: "faith is his anchor"; "he is the linchpin of this firm"
	Synonyms: anchor, backbone, linchpin, lynchpin
	Related Words: support

3.	(noun) a prominent supporter; "he is a pillar of the community"
	Synonyms: pillar
	Related Words: admirer, booster, champion, friend, protagonist, supporter