crawl into a hole

ace in the hole

Synonym of ace up one's sleeve.

blow a hole through

To destroy the integrity or cohesion of.

burn a hole in someone's pocket

To cause someone to spend money or be tempted to spend money.

crawl before one walks

To learn the basics before doing something at a more advanced level.

crawl over each other

To compete with others eagerly or fiercely in pursuit of the same goal(s).

crawl with

To include or be covered with swarms or large numbers of (something, especially insects or people); to have in great numbers or multitudes.

dig a hole for oneself

To take an action or create a situation from which it is difficult to extricate.

dig oneself in a hole

To put oneself in even more trouble.