falter surrender weaken yield agree aid assist disallow dodge help hide loosen refuse reject support unfasten capitulate submit succumb concede relent bow acquiesce budge quit blink defer fold cede comply collapse resign drop encourage advance promote forward nourish nurture foster cultivate further accept allow approve permit retreat concur conform harmonise harmonize waver give buckle soften confirm facilitate uphold stumble crumple run compromise obey adhere defend mind follow espouse advocate back hoard save store join participate favour favor oblige regard do observe consent behave avoid commit disapprove discontinue execute oppose stop veto sidestep duck funk shirk challenge circumvent evade flee keep