RichThesaurus
toughening
toughening
synonyms
boosting
beefing up
reinforcement
strengthening
shoring up
bracing
fortification
buttressing
consolidation
amelioration
intensification
lengthening
sharpening
fortifying
construction
augmentation
improvement
rise
solidification
bolstering
entrenchment
gain
rejuvenation
sustaining
fueling
heightening
elaboration
freshening
enrichment
refreshment
toughening
antonyms