Origin of speos
Examples from the Web for speos
There are two temples at Ipsambul—one much larger than the other; but each has a speos, or cavern, hewn out of the solid rock.Stanley in Africa|James P. Boyd
The example shown in Fig. 69 is taken from the speos of Hathor at Ipsamboul.
On a column in the speos of Kalabché we find the band of hieroglyphs repeated upon four faces (Fig. 89).