Strengthener

(n.) One who, or that which, gives or adds strength.

Thesaurus Entries

advocate, alpenstock, arm, athletic supporter, back, backbone, backing, bandeau, bearer, bra, brace, bracer, bracket, brassiere, buttress, cane, carrier, cervix, corset, crook, crutch, foundation garment, fulcrum, girdle, guy, guywire, jock, jockstrap, mainstay, maintainer, mast, neck, prop, reinforce, reinforcement, reinforcer, rest, resting place, rigging, shoulder, shroud, spine, sprit, staff, standing rigging, stave, stay, stick, stiffener, support, supporter, sustainer, upholder, walking stick