harden

As nouns the difference between harden and temper

is that harden is while temper is a tendency to be of a certain type of mood.

As a verb temper is

to moderate or control.

As nouns the difference between firm and harden

is that firm is (uk|business) a business partnership; the name under which it trades while harden is .

As an adjective firm

is steadfast, secure, hard (in position).

As a verb firm

is to make firm or strong; fix securely.

As nouns the difference between firms and harden

is that firms is while harden is .

As a verb firms

is (firm).

As a noun harden

is .

As an adjective undefined is

lacking a definition or value.

As a noun harden

is .

As a verb solidified is

(solidify).

As nouns the difference between struggle and harden

is that struggle is strife, contention, great effort while harden is .

As a verb struggle

is to strive, to labour in difficulty, to fight (for'' or ''against ), to contend.

As a verb toughen

is to make tough.

As a noun harden is

.

Harden is a related term of dry.

As a noun harden

is .

As an acronym dry is

(computing).

As a noun harden

is .

As a proper noun jedward is

(uk|ireland|informal) in 2009.

As verbs the difference between harden and reinforce

is that harden is to become hard (tough, resistant to pressure) while reinforce is (to strengthen by addition) To strengthen, especially by addition or augmentation.