48 Synonyms for Stiffen: reinforce, harden

stiffen (48 synonym found)

Stiffen has 48 synonyms. The top synonyms for stiffen are reinforce, harden, temper, sustain, refresh, invigorate, toughen, steel and 40 more. Another word for stiffen is reinforce. Browse the full list below.

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Frequently asked questions

What is a synonym for stiffen?

A common synonym for stiffen is reinforce. Other synonyms include harden, temper, sustain, refresh.

How many synonyms does stiffen have?

Stiffen has 48 synonyms listed on Thesaurasize.

What does stiffen mean?

(v): to make stiff; to become stiff

Definition of stiffen:

(v) : to make stiff; to become stiff

History
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