The Proto-Indo-European word *skand-
Word *skand-
Meaning to spring, leap
See also Sanskrit: skandati ‘leap, jump’
Cappadocian Greek: σκουδάω ‘to climb’
Latin: scandere ‘to climb’
Synonyms *dher-

Other words that might be of interest
*lek- ‘jump, scuttle along’, *skand- ‘jump’, *skek- ‘jump’, *sel- ‘jump’