Answer:
dolor
Explanation:El dolor es una experiencia sensorial y emocional desagradable, que pueden experimentar todos aquellos seres vivos que disponen de un sistema nervioso central
I'm not very good on explaining this but I'll give you an example or more than one.
Antonio y yo nos besamos.
Antonio and I kissed each other.
¿Os conocéis?
Do you all know each other?
Juan y María se casaron.
Juan and Maria got married (to each other).
Los estudiantes se ayudan.
The students help each other.
I hope it helped
De niña me fascinaba trepar los ÁRBOLES.
Answer:
The Spanish imperfect tense is generally used for descriptions of past events or actions without a specific endpoint in time.