Steigst
Steigst is the second-person singular present indicative form of the German verb steigen, meaning to rise or to ascend. It is used with the subject du to describe an action of climbing, moving upward, or increasing in a current moment. For example: Du steigst die Treppe hinauf.
Steigen is a strong verb with a stem change in the present tense. The full present tense
Etymology and related forms: steigen derives from Old High German stiogan and Middle High German stigen, and
Usage notes: steigst can describe literal ascent, such as climbing stairs or mountains, as well as figurative
See also: steigen (the infinitive), stieg (simple past), gestiegen (past participle). Steigst is not a standalone