WARNING : This verb is unknown and has been conjugated according to the most probable model
sich instandhalten/nicht instandhalten
Irregular conjugation for the verb "halten" and its compounds: stem vowel mutation (umlaut) in singular form of the second and third person in Present tense ("du hältst"). There is a vowel change in the stem of Present tense ("ich halte"), the stem of Preterite ("ich hielt") and the stem of Part Participle ("gehalten").
The verb has several variants of conjugation, which may correspond to different meanings. Please use the menu to select one or all variants.
zu + Infinitiv