The phrase 'leap over' is often used to describe the action of jumping over an object or obstacle. There are various synonyms for 'leap over' that can be used to describe this action more descriptively. Some examples include 'vaulting over', 'clearing', 'jumping over', 'bounding over', 'hurdling over', 'vaulting over', 'flying over', and 'skipping over'. These synonyms can help to add variety and specificity to your writing or speech, while also helping to paint a more vivid mental image of the action being described.