hardening

As verbs the difference between hardening and annealing

is that hardening is while annealing is .

As nouns the difference between hardening and annealing

is that hardening is the process by which something hardens while annealing is the act of heating solid metal or glass to high temperatures and cooling it slowly so that its particles arrange into a defined lattice.

As verbs the difference between strengthening and hardening

is that strengthening is present participle of lang=en while hardening is present participle of lang=en.

As nouns the difference between strengthening and hardening

is that strengthening is that to strengthen while hardening is the process by which something hardens.

As verbs the difference between hardened and hardening

is that hardened is past tense of harden while hardening is present participle of lang=en.

As an adjective hardened

is unfeeling or lacking emotion due to experience; callous.

As a noun hardening is

the process by which something hardens.

As verbs the difference between hardening and normalizing

is that hardening is while normalizing is .

As a noun hardening

is the process by which something hardens.

As an adjective normalizing is

that normalizes.

As verbs the difference between hardening and stiffening

is that hardening is present participle of lang=en while stiffening is present participle of lang=en.

As nouns the difference between hardening and stiffening

is that hardening is the process by which something hardens while stiffening is an item, material or feature that makes something stiffer.

As verbs the difference between hardening and reinforce

is that hardening is while reinforce is (senseid)to strengthen, especially by addition or augmentation.

As a noun hardening

is the process by which something hardens.

As verbs the difference between hardening and enhance

is that hardening is while enhance is (obsolete) to lift, raise up.

As a noun hardening

is the process by which something hardens.

As verbs the difference between hardening and quenching

is that hardening is present participle of lang=en while quenching is present participle of lang=en.

As nouns the difference between hardening and quenching

is that hardening is the process by which something hardens while quenching is the extinction of any of several physical properties.

As verbs the difference between harkening and hardening

is that harkening is present participle of lang=en while hardening is present participle of lang=en.

As nouns the difference between harkening and hardening

is that harkening is the act of one who harkens or listens while hardening is the process by which something hardens.