v. 25B6; verb
calcium strengthens growing bones : MAKE STRONG/STRONGER, build up, give strength to.
engineers strengthened the walls : REINFORCE, make stronger, buttress, shore up, underpin.
strengthened glass : TOUGHEN, temper, anneal.
the wind had strengthened : BECOME STRONG/STRONGER, gain strength, intensify, pick up.
his insistence strengthened her determination : FORTIFY, bolster, make stronger, boost, reinforce, harden, stiffen, toughen, fuel.
they strengthened their efforts : STEP UP, increase, escalate; informal up, crank up, beef up.
the argument is strengthened by this evidence : REINFORCE, lend more weight to; support, back up, confirm, bear out, corroborate.
weaken.