laches

Etymology
From, from , from , from , frequentative of.

Noun

 * 1) Negligence in one's duty.
 * 2)  An unreasonable delay in bringing a claim alleging a wrong, which means the person who waited shall not be permitted to seek an equitable remedy because the delay prejudiced the moving party.

Translations

 * Bulgarian: пропускане на срок
 * Dutch:
 * Polish: przedawnienie
 * Russian: неоснова́тельное промедле́ние
 * Spanish:, , prescripción negativa