Please select the word from the list that best fits the definition Compré un billete aquí.

The correct answer is La ventanilla.

Explanation:

Despite not having the list since it was not included in the question, I can tell you that "billetes" are bought at a "ventanilla".

As long as you have these kinds of exercises, and you have such a list of definitions, the best thing you can do is take a dictionary and look for each of these words there. Once you have the definitions it will be easier for you to find the correct answers.

show the underlined word, so i can you. or spell it