Similar word to anchor:
ballast, bower, comfort, defense, fastener, foothold, grapnel, grappling iron, grip, hold, hook, kedge, mainstay, mooring, mud hook, pillar, protection, safeguard, security, staff, stay, support
ballast, bower, comfort, defense, fastener, foothold, grapnel, grappling iron, grip, hold, hook, kedge, mainstay, mooring, mud hook, pillar, protection, safeguard, security, staff, stay, support