Ὄλυμπος

Etymology
Probably cognate with 🇨🇬, which may indicate original /u/ in the anlaut.

According to Beekes,. Suspecting originally an appellative word for “mountain” ολύ-, he tentatively identified the suffix -ump-.

According to Janda, a compound of the PIE roots and, more precisely from the heteroclitic  ~ , which directly gave 🇨🇬, ,  and. Further cognates include, , 🇨🇬, 🇨🇬, 🇨🇬, 🇨🇬 and , 🇨🇬 and. For more see.