invigorate (v.)
- activate
- animate
- arouse
- boost
- brace
- brighten
- brisk
- brisken
- buttress
- cheer
- confirm
- dynamize
- electrify
- encourage
- energize
- enliven
- exhilarate
- fire
- fortify
- freshen
- galvanize
- gird
- gladden
- harden
- hearten
- inflame
- inspire
- inspirit
- kindle
- liven
- nerve
- pique
- prop
- provoke
- quicken
- rally
- reanimate
- recreate
- refresh
- refreshen
- regale
- reinforce
- reinvigorate
- rejoice
- rejuvenate
- renew
- restore
- restrengthen
- resuscitate
- revive
- revivify
- rouse
- sharpen
- steel
- stiffen
- stimulate
- stir
- strengthen
- support
- sustain
- temper
- toughen
- undergird
- vitalize
- vivify
- warm
- whet