täienda

Täienda is an Estonian verb meaning to supplement, to add to, or to update information, documents, or data. It is used when content needs to be extended with new information, corrected, or otherwise brought up to date.

The base stem is täiend-, derived from the noun täiend meaning an addition or supplement. Täienda is the imperative singular form of täiendama (to supplement, to add). Related forms include täiend (noun) and täiendav (adjective), meaning supplementary or additional.

Usage of täienda appears in editing, publishing, education, and data management contexts. Examples include updating a text with new sources or facts, adding missing data to a table, or extending a report with further details. Common constructions: "Palun täienda teksti vastavate allikatega." (Please supplement the text with the corresponding sources.) "Täienda dokumendi sisu uute andmetega." (Update the content of the document with new data.) "Täienda andmetabelit uute ridadega." (Update the data table with new rows.)

In Estonian, täienda acts as a directive or request and is typically used in written or formal communication, such as editing instructions, guidelines, or workflows. The concept of supplementation is closely linked to the broader family of täiend- words, including täienduskoolitus (in-service training) and täiendav (supplementary).