основавам се означава в английски

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]