Synonyms for strengthen

Synonyms:

deepen, consolidate, fortify, boost, heighten, amplify, beef up, step up, accentuate, redouble, magnify, reinforce, intensify, increase, enforce, become stronger, shore up, entrench, exacerbate, invigorate.

Synonyms:

harden, stiffen.

Synonyms:

fasten.

bolster, solidify, strengthen further, reinforced, tighten, augment, escalate, empower, maximize, improve, elevate, strengthening, reinforcement, enhancement, consolidation, foster, grow stronger, underpin, sustain, aggravate, worsen, leverage, stronger, even stronger, significantly strengthen, greatly strengthen, considerably strengthen, substantiate, corroborate, buttress, fastening, tougher,