As verbs the difference between speaks and says

is that speaks is (speak) while says is (say).

As nouns the difference between alliance and cooperation

is that alliance is the state of being allied while cooperation is the act of cooperating.

As a verb alliance

is to connect or unite by alliance; to ally.

As adjectives the difference between flaky and brittle

is that flaky is consisting of flakes or of small, loose masses; lying, or cleaving off, in flakes or layers; flakelike while brittle is inflexible, liable to break or snap easily under stress or pressure.

As a noun brittle is

(uncountable) a confection of caramelized sugar and nuts.

As a noun minions

is .

As a proper noun slave is

.

As nouns the difference between musician and performer

is that musician is a composer, conductor, or performer of music while performer is one who performs for, or entertains, an audience.

As nouns the difference between plates and sheets

is that plates is plural of lang=en while sheets is plural of lang=en.

As adjectives the difference between committed and conscientious

is that committed is obligated by a pledge to some course of action while conscientious is thorough, careful, or vigilant; implies a desire to do a task well.

As a verb committed

is past tense of commit.

In transitive terms the difference between retard and govern

is that retard is to put off; to postpone while govern is to require that a certain preposition, grammatical case, etc. be used with a word; sometimes used synonymously with collocate.

In intransitive terms the difference between retard and govern

is that retard is to decelerate; to slow down while govern is to have or exercise a determining influence.

As a noun retard

is retardation; delay.

Regularly is a synonym of commonly.

As adverbs the difference between commonly and regularly

is that commonly is as a rule; frequently; usually while regularly is with constant frequency or pattern.

As nouns the difference between hydration and carbonation

is that hydration is (chemistry) the incorporation of water molecules into a complex with those of another compound while carbonation is the state of having carbon dioxide gas dissolved in a liquid.