handhold
Something you hold onto to keep steady or climb safely.
A handhold is something you can grip with your hand to help you climb, balance, or stay steady. When rock climbers scale a cliff face, they search for small ledges, cracks, or bumps that work as handholds, places where their fingers can grip securely. The same word applies to metal bars on subway trains or school buses: when the vehicle lurches forward, passengers grab handholds to keep from stumbling.
The word can also mean a starting point for understanding something difficult. If you're struggling with a complicated math problem, a teacher might give you a handhold by showing you the first step or reminding you of a similar problem you've already solved. That initial clue or connection gives you something to grasp as you work toward the solution. In this sense, a handhold is like a small advantage or piece of help that makes a challenging task more manageable.