The difference between Polish and Work over

When used as verbs, polish means to shine, whereas work over means to improve a prototype, or first draft.

Polish is also noun with the meaning: a substance used to polish.

check bellow for the other definitions of Polish and Work over

Polish as a noun:

A substance used to polish.

Examples:

"A good silver polish will remove tarnish easily."
Polish as a noun:

Cleanliness; smoothness, shininess.

Examples:

"The floor was waxed to a high polish."
Polish as a noun:

Refinement; cleanliness in performance or presentation.

Examples:

"The lecturer showed a lot of polish at his last talk."

Polish as a verb (transitive):

To shine; to make a surface very smooth or shiny by rubbing, cleaning, or grinding.

Examples:

"He polished up the chrome until it gleamed."
Polish as a verb (transitive):

To refine; remove imperfections from.

Examples:

"The band has polished its performance since the last concert."
Polish as a verb (transitive):

To apply shoe polish to shoes.
Polish as a verb (intransitive):

To become smooth, as from friction; to receive a gloss; to take a smooth and glossy surface.

Examples:

"Steel polishes well."

"rfquotek Francis Bacon"
Polish as a verb (transitive):

To refine; to wear off the rudeness, coarseness, or rusticity of; to make elegant and polite.

Examples:

"rfquotek Milton"

Work over as a verb (transitive):

To improve a prototype, or first draft.

Examples:

"The estimated figures are not bad, but somebody will have to work them over."
Work over as a verb (transitive, slang):

To physically attack in order to cause injury.

Examples:

"He'll talk, once we work him over."
Work over as a verb (transitive, slang):

To subject (a person) to a severe scolding, interrogation, etc.