climb
The word 'trepar' in Spanish translates to 'climb' in English. It is a verb that is used in the context of ascending, particularly by using one's hands and feet or any other means to move upward. One might 'trepar' a tree, a mountain, or any other vertical or near-vertical surface. A similar English verb could be 'scale'. Note that 'trepar' is also often used metaphorically, just as 'climb' is in English. For example, one might 'trepar' the social or corporate ladder.
The cat loves to climb trees.
This sentence uses 'trepar' to refer to the action of climbing that a cat is fond of. Though it's usually translated as 'climb', 'trepar' can also mean to crawl or scramble, mostly in a context involving going upwards or against gravity.
The child tries to climb the mountain.
In this example, 'trepar' is used in the context of the challenge or effort to go upwards. Here it's applied to a metaphorical or literal mountain that a child tries to climb, showing that 'trepar' can be used not just for trees or vertical surfaces, but any uphill landscape.
The firefighters had to climb the ladder to rescue the child.
This sentence uses 'trepar' in a situation of emergency where firefighters have to ascend a ladder. It highlights that 'trepar' can be used in different situations where ascending or going upwards is required, in this case, for a noble cause of rescuing a child.