undermine Antonyms

potentiated stanchion steepen strengthen subsidized subvene subventionize support sustain toughening toughen underbrace spore sown slab praise promote raise reenforce refine reforge reinforce restrengthen shored shoring shote undergird underlie underline juice up ruggedize prop up reboot brush up polish up buck up build on add value amp up refinance reflate dynamise succour underpin underset upbear uplift vitrify work up jump-start