daam1 bou2 syu1擔保書担保书

Jyutpingdaam1 bou2 syu1
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Definition

A letter of guarantee.

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How it's used

This term is strictly used in formal, legal, or financial contexts rather than casual conversation. It functions as a noun referring to a specific document that binds a party to financial or legal obligations. You will mostly encounter it when dealing with bank loans, rental agreements, or immigration procedures.

Measure word

fan2fán

Examples

Have you signed that letter of guarantee yet?
The bank requires us to submit a letter of guarantee.

Common phrases

to sign a letter of guarantee
to submit a letter of guarantee

Common mistake

Do not use this word to describe the act of vouching for someone personally, which is better expressed using the verb 擔保.

Grammar color guide

Noun
Verb
Adjective
Adverb
Pronoun
Classifier
Particle
Connector