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English Fox - English Dictionary
Meaning of
toughen
in English
toughen
us
/tʌfən/
uk
/tʌfə/
#common
Past Tense
toughened
Participle Verb
toughening
Third Person Singular
toughens
Definitions
Verb
to
make
stronger
;
more
resilient
to
become
hardened
(
over
time
,
through
experience
)
