Establish

затвърждавам

zatvǎrždavam

(To make stable or firm; to confirm)

основавам

osnovavam

(To form; to set up in business)

основавам

osnovavam

(To found; to institute)

установя́вам

ustanovjávam

(To make stable or firm; to confirm)

утвърждавам

utvǎrždavam

(To appoint, as officers, laws, regulations, etc.; to enact; to ordain)