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Synonyms for Anchor (same or very similar meaning)

WordNet sense 1 (a television reporter who coordinates a broadcast to which several correspondents contribute):
anchorman, anchorperson

WordNet sense 2 (a central cohesive source of support and stability):
backbone, keystone, linchpin, mainstay, lynchpin

WordNet sense 3 (a mechanical device that prevents a vessel from moving):
ground tackle

WordNet sense 4 (fix firmly and stably):
ground

WordNet sense 5 (secure a vessel with an anchor):
cast anchor, drop anchor


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