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Toughen
verb
/ˈtʌfən/
Word Frequency:
0.1
Definitions
1.
verb
To make tough.
2.
verb
To become tough.
Synonyms
annealed
baked
burned
burnt
calloused
enured
hardened
inured
sunbaked
tempered
thickened
tough
Rhymes With
muffin
typhon
gryphon
rough in
guffin
roughen
ruffin
corn muffin
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