Synonyms and Antonyms of strengthen
to increase the ability of (as a muscle) to exert physical force
- Lifting weights every day will eventually strengthen your muscles.
- The army makes new recruits run for miles in order to strengthen them.
to make able to withstand physical hardship, strain, or exposure
- Tim required weeks of physical therapy to strengthen his arm enough to pitch for the team again.
acclimate, acclimatize, adapt, adjust
bolster, boost, brace, buttress, enforce, forearm, prop (up), reinforce (also reenforce), support
break in, limber (up), train
accustom, condition, habituate, naturalize
to make markedly greater in measure or degree
- encouraged the boarding school students to strengthen their ties with the community by doing public service
accentuate, amp (up), amplify, beef (up), boost, consolidate, deepen, enhance, heighten, intensify, magnify, redouble, step up
broaden, enlarge, expand, extend, lengthen
accelerate, hasten, quicken
emphasize, point (up), sharpen, stress
augment, enforce, reinforce (also reenforce), restrengthen, supplement
enliven, jazz (up)
decrease, diminish, lessen, let up (on), reduce, subdue, tone (down), weaken
dwindle, recede, subside, taper (off), wane
alleviate, ease, lighten
to prepare (oneself) mentally or emotionally
- strengthened herself for the moment she'd have to tell her friend that she had lost the borrowed necklace
harden, inure, season, toughen
bolster, boost, buoy (up), buttress, enforce, prop (up), reinforce (also reenforce), support, sustain
cheer (up), comfort, embolden, encourage, hearten, inspire
rally, rouse, stir
daunt, demoralize, discourage, dishearten, dispirit, psych (out), shake, unnerve
debilitate, enervate, enfeeble, prostrate, sap, soften, tire, undercut, undermine, weaken
to make more harsh, uncompromising, or severe
- A bill was introduced to strengthen punishments for hate crimes.