As nouns the difference between regression and classification

is that regression is regression while classification is the act of forming into a class or classes; a distribution into groups, as classes, orders, families, etc, according to some common relations or attributes.

Launch is a synonym of fire.

In transitive terms the difference between fire and launch

is that fire is to forcibly direct (something) while launch is to send out; to start (one) on a career; to set going; to give a start to (something); to put in operation.

As nouns the difference between version and mark

is that version is version while mark is sign.

As verbs the difference between reuse and retrofit

is that reuse is while retrofit is to add or substitute new parts or components to some device, structure etc, that were not previously available; to modernize.

As a noun retrofit is

something that has been retrofitted.

As an adjective retrofit is

of, relating to, or being a retrofit.

As nouns the difference between security and bodyguard

is that security is (uncountable) the condition of not being threatened, especially physically, psychologically, emotionally, or financially while bodyguard is bodyguard.

As a noun cuddle

is a snuggle; an affectionate embrace, often given to family members and close friends.

As a verb cuddle

is to embrace affectionately, lie together snugly.

As an adjective huge is

very large.

As nouns the difference between curvings and cravings

is that curvings is while cravings is .

As adverbs the difference between materially and materialistically

is that materially is in a material manner; with regard to physical things or characteristics while materialistically is in a materialistic manner.

As nouns the difference between juggling and acrobatics

is that juggling is the art of moving objects, such as balls, clubs, beanbags, rings, etc. in an artful or artistic manner while acrobatics is the art of performing acrobatic gymnastic feats.

As a verb juggling

is present participle of lang=en.

As a verb juggling

is .

As a noun juggling

is the art of moving objects, such as balls, clubs, beanbags, rings, etc in an artful or artistic manner.

As an adjective acrobatic is

of or pertaining to an acrobat .