Vorstoßen
Vorstoßen is a German verb with the core meaning to push forward or to advance, either literally or figuratively. The prefix vor- indicates forward, combined with stoßen (to push). In everyday use it covers physical movement as well as the figurative sense of making progress, gaining ground, or pushing into a space or conversation.
Grammar and conjugation: vorstoßen is a separable-prefix verb. In the present tense you typically hear stößt
Usage notes: vorstoßen is used for both physical advance (durch eine Menge, in den Raum) and progress