What is the meaning of Uważać?

to watch out, to take care, to look out (to be careful of) [with na (+ accusative) ‘for what’]

to watch out, to take care (to ensure nothing bad happens to someone or something) [with na (+ accusative) ‘for whom/what’]

to pay attention (to focus on) [with na (+ accusative) ‘to what’]

to think, to consider (to be of the opinion)

to consider, to regard, to take for [with za (+ accusative) ‘(to be) what/whom’]

to regard, to respect

to consider (to think about)

to observe, to see

to consider oneself to be [with za (+ accusative) ‘(to be) what/whom’]

to notice; to realize

to weigh (to measure the weight of)

Source: wiktionary.org