4.2.3. 3rd class weak verbs (verbs with -ai- form-building suffix)
Weak verbs of this class had form-building suffix -ai-. In its full form the said suffix appeared only in the 2nd, 3rd and 4th versions of its stem, while in the verbal forms built based on present-tense stem, it was replaced by plain -a-.
|III class||infinitive||preterite singular||preterite plural||past participle|
|to have; to possess||haban||habaida||habaidēdum||habaiþs|
See the complete paradigm of the conjugation of weak verbs