[*] 192. A few verbs having no perfect stem are regular in the present, but appear in the tenses of completed action as deponents. These are called Semi-deponents. They are:—
audeō , audēre , ausus, dare. | gaudeō , gaudēre , gāvīsus, rejoice. |
fīdō , fīdĕre , fīsus, trust. | soleō , solēre , solitus, be wont. |
[*] Note.--The following verbs are sometimes found as semi-deponents: iūrō , iūrāre . iūrātus, swear; nūbō , nūbere , nūpta, marry; placeō , placēre , placitus, please.