zacznę

first-person singular future of zacząć

to start, to begin (to do something previously not done) [+infinitive = to do what]
to start (to enter the first stages of something) [+infinitive = to do what]
to begin (to do something as the first of a series of actions) [+instrumental = with what], [+ od (genitive) = from what]
to begin, to start (to take on a particular profession) [+ jako (nominative) = as what], [+ w (locative) = in what field]
to begin (to open and start using something previously unused)
to begin (to say something at first and continue speaking afterwards) [+ o (locative) = about what]
to begin, to start (to gain a particular ability) [+infinitive = to do what]
to start (to be the cause of conflict)
(obsolete) to enter pregnancy, to become pregnant
to start, to begin (of events, etc., to have a beginning; to be initiated)
to start, to begin (of places, etc., to have an edge; to be first seen somewhere)
to start, to begin (of periods, etc., to have the initial phase and continue to last)
to start, to begin (to be the first of a collection of events) [+instrumental = with what], [+ od (genitive) = from what], [+ z (instrumental) = with what]