основавам meaning in English

build [built, built, building, builds]▼((transitive) to establish a basis for)
verb
[UK: bɪld] [US: ˈbɪld]

constitute [constituted, constituting, constitutes]▼(to cause to stand; to establish; to enact)
verb
[UK: ˈkɒn.stɪ.tjuːt] [US: ˈkɑːn.stə.ˌtuːt]

establish [established, establishing, establishes]▼(To form; to set up in business)
verb
[UK: ɪ.ˈstæ.blɪʃ] [US: ə.ˈstæ.blɪʃ]

found [founded, founding, founds]▼(to begin building)
verb
[UK: faʊnd] [US: ˈfaʊnd]

institute [instituted, instituting, institutes]▼(to begin or initiate something)
verb
[UK: ˈɪn.stɪ.tjuːt] [US: ˈɪn.stə.ˌtuːt]

base [based, basing, bases]▼(have as its foundation or starting point)
verb
[UK: beɪs] [US: ˈbeɪs]

vouch [vouched, vouching, vouches]▼(to cite or rely on (an authority, written works, etc.) in support of one's actions or opinions)
verb
[UK: vaʊtʃ] [US: ˈvaʊtʃ]