Kahjuks

Kahjuks is an Estonian adverb meaning "unfortunately." It is used to express regret about a fact, event, or outcome, often preceding a statement that is negative or disappointing.

Etymology: The word derives from kahju, meaning pity or damage; kahjuks is formed to express that regret. It is an invariable adverb and does not take endings.

Usage: It can begin a sentence or appear after the subject. It is suitable in both formal and informal contexts, including news reporting, literary prose, and everyday speech. In neutral style, it states a regrettable fact without assigning blame.

Examples: Kahjuks ei saa ma eile teiega kohtuda. Kahjuks pole meil praegu piisavalt aega.

In translation, kahjuks corresponds to "unfortunately" in English. It conveys mild regret and is typically used to soften statements about undesirable outcomes without blaming others.