deren

Etymology
From, from , from.

Verb

 * 1)  to harm

Pronoun

 * 1)  whose, of which
 * 2)  her, their, the latter's
 * 1)  her, their, the latter's

Usage notes
Among unexercised users of formal standard German, one can frequently read or hear when deren would be correct (or occasionally vice versa), since either of these forms is missing in some vernaculars.

Consider: and

The first sentence relates that the family which invites has a son, thus, they invite friends and that son. In the second sentence, the family invites their friends and a son of the invited family. Compare this behaviour with Ukrainian свій and Ukrainian possessive pronouns: vs.
 * Вони запросили своїх друзів і свого сина.
 * Вони запросили своїх друзів і їхнього сина.

Declension
Relative pronoun:

Demonstrative pronoun:

Etymology
From, from.

Verb

 * 1) to harm, to hurt
 * 2) to hurt emotionally
 * 3) to damage

Etymology
From.

Verb

 * 1) to harm, to hurt
 * , early 12th century;
 * "odt"

- Unson lichamen maht tu daren, the sielen solen zo genathen uaren.


 * 1) to damage