Under construction!
Upper Sorbian verbs are inflected number (singular, dual, plural), person (1st, 2nd, 3rd), tense (present, future, past simple (different forms of which are traditionally considered to be aorist tense and imperfect tense), past compound (traditionally called perfectum tense), past perfect) and mood (indicative, imperatative, conjunctive). The forms that use the so called ˮ
Each verb is inherently eather perfective or imperfective. It is important to know to which of these two groups a given verb belongs as it affects not only its meaning but also the inventory of its grammatical forms and the way some of these forms are created.