noun
toughening
Toughening (noun) means the process of making something tougher.
noun
1
The process of making something tougher.
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Rhymes for toughening
evening
opening
widening
awakening
happening
weakening
deafening
maddening
listening
gardening
sickening
fattening
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Frequently asked questions
What is the meaning of toughening?
"toughening" (noun) means the process of making something tougher.