stiffen

As verbs the difference between tense and stiffen

is that tense is while stiffen is to make stiff.

As verbs the difference between stiffen and rigidify

is that stiffen is to make stiff while rigidify is to make rigid, to cause to be or become rigid.

As verbs the difference between stiffen and reenforce

is that stiffen is to make stiff while reenforce is .

As verbs the difference between stiffen and tensed

is that stiffen is to make stiff while tensed is (tense).

Stiffen is a related term of coagulate.

In lang=en terms the difference between stiffen and coagulate

is that stiffen is to become stiff while coagulate is to cause to congeal.

As verbs the difference between stiffen and coagulate

is that stiffen is to make stiff while coagulate is to become congealed; to convert from a liquid to a semisolid mass.

As an adjective coagulate is

(obsolete) coagulated.

As a noun coagulate is

a mass formed by means of coagulation.

As verbs the difference between tremble and stiffen

is that tremble is while stiffen is to make stiff.

In lang=en terms the difference between swing and stiffen

is that swing is in dancing, to turn around in a small circle with one's partner, holding hands or arms while stiffen is to become stiff.

As verbs the difference between swing and stiffen

is that swing is to rotate about an off-centre fixed point while stiffen is to make stiff.

As a noun swing

is the manner in which something is swung.

As verbs the difference between stiffen and frozen

is that stiffen is to make stiff while frozen is past participle of lang=en.

As an adjective frozen is

in the state of that which freezes; in ice form.

In lang=en terms the difference between toughen and stiffen

is that toughen is to become tough while stiffen is to become stiff.

As verbs the difference between toughen and stiffen

is that toughen is to make tough while stiffen is to make stiff.

As a verb stiffen

is to make stiff.

As an adjective stilted is

stiff and artificially formal.