The difference between Do up and Zip

When used as verbs, do up means to fasten (a piece of clothing, etc.), whereas zip means to close with a zip fastener.

Zip is also interjection with the meaning: the high-pitched sound of a small object moving rapidly through air.

Zip is also noun with the meaning: the high-pitched sound of a small object moving rapidly through air.

Zip is also pronoun with the meaning: zero.

check bellow for the other definitions of Do up and Zip

Do up as a verb (transitive, idiomatic):

To fasten (a piece of clothing, etc.); to tighten (a nut etc.)

Examples:

"I can't do up my shirt. The button is missing."

"Help me do up this zipper."

"You hold it in place while I do up the nut."
Do up as a verb (transitive, idiomatic, colloquial):

To redecorate (a room, etc.).

Examples:

"I'm going to do up the living room next."

"They've done up the house so that they can sell it more easily."
Do up as a verb (transitive, idiomatic, informal):

To execute a task or performance.

Examples:

"This time I'm going to do it up right."
Do up as a verb (transitive, idiomatic):

To pack together and envelop; to pack up.

Examples:

"I did up the parcel with string and took it to the post office."
Do up as a verb (transitive, dated):

To accomplish thoroughly.
Do up as a verb (transitive, archaic):

To starch and iron.
Do up as a verb (slang):

To beat up; to physically assault.

Zip as a noun:

The high-pitched sound of a small object moving rapidly through air.
Zip as a noun (informal):

Energy; vigor; vim.
Zip as a noun (British, NZ):

A zip fastener.
Zip as a noun (slang):

Zero; nothing.

Examples:

"I know zip about economics."
Zip as a noun:

A trip on a zipline.
Zip as a noun (computing, informal):

A zip file.
Zip as a noun (programming):
Zip as a noun (slang):

An ounce of marijuana.

Zip as a pronoun (slang):

Zero; nothing.

Examples:

"I know zip about economics."

Zip as a verb (transitive):

To close with a zip fastener.
Zip as a verb (transitive, figuratively):

To close as if with a zip fastener.

Examples:

"zip one's lip"
Zip as a verb (transitive, computing):

To compress (one or more computer files) into a single and often smaller file, especially one in the ZIP format.
Zip as a verb (transitive, programming):

To subject to the convolution mapping function.
Zip as a verb (intransitive):

(followed by a preposition) To move rapidly (in a specified direction or to a specified place) with a high-pitched sound.

Examples:

"The bullet zipped through the air."
Zip as a verb (intransitive, colloquial):

(followed by a preposition) To move in haste (in a specified direction or to a specified place).

Examples:

"Zip down to the shops for some milk."
Zip as a verb (transitive):

To make (something) move quickly
Zip as a verb:

To travel on a zipline.