An Etymological Dictionary of the German Language, G (1891)
by Friedrich Kluge, translated by John Francis Davis
Gipfel
Friedrich Kluge2511327An Etymological Dictionary of the German Language, G — Gipfel1891John Francis Davis

Gipfel, m., ‘summit, top, climax,’ from the equiv. late MidHG. gipfel, m., the prim. word cannot be discovered; Gipfel is scarcely an intensive form of Giebel; MidHG. gupf, gupfe, ‘point, summit,’ is still less closely allied, and is rather a variant of Kuppe.