Document
Part of speech: verb
Definition: To record in documents. To furnish with documents or papers necessary to establish facts or give information.
Part of speech: noun
Definition: An original or official paper relied upon as the basis, proof, or support of anything else, including any writing, book, or other instrument conveying information pertinent to such proof or support. Any material substance on which the thoughts of men are represented by any species of conventional mark or symbol. That which is taught or authoritatively set forth; precept; instruction; dogma. An example for instruction or warning.
Instrument
Part of speech: noun
Definition: A device used to produce music.A measuring or displaying device.A tool, implement.A legal document, such as a contract, deed, trust, mortgage, power, indenture, or will.A person used as a mere tool for achieving a goal.
Part of speech: verb
Definition: To apply measuring devices.To devise, conceive, cook-up, plan.