наставница bedeutet auf Englisch

educator [educators]▼(person distinguished for his/her educational work, see also: teacher)
noun
[UK: ˈe.dʒʊk.eɪ.tə(r)] [US: ˈe.dʒəˌk.e.tər]

teacher [teachers]▼(person who teaches)
noun
[UK: ˈtiː.tʃə(r)] [US: ˈtiː.tʃər]