Horrible vs. terrible vs. pésimo vs. espantoso

The Spanish language is rich with vocabulary and contains many synonyms that broadly translate to 'awful' or 'terrible'. The words 'horrible', 'terrible', 'pésimo', and 'espantoso' all encompass negative sentiments or descriptions, yet each offers nuanced connotations that differentiate from the others.

Horrible

This word aligns more precisely with the English word 'horrible', describing something that is extremely unpleasant or repugnant.
Hace un día horrible.
(It's a horrible day.)
El resultado del examen fue horrible.
(The exam result was horrible.)

Terrible

'Terrible' in Spanish is closely analogous to its English counterpart, indicating something of extreme severity or seriousness.
Tuvo una caída terrible.
(He had a terrible fall.)
Es una situación terrible la que estamos viviendo.
(The situation we are living through is terrible.)

Pésimo

'Pésimo' associates more with the concept of being the 'worst'. It's often used to describe something that fails to meet even the minimum satisfactory standard.
El servicio en ese restaurante es pésimo.
(The service at that restaurant is the worst.)
El rendimiento del equipo fue pésimo.
(The team's performance was the worst.)

Espantoso

The term 'espantoso' conjures a sense of dread or fear. It’s similar to the English word 'frightening', often being used to describe something that scares or terrifies.
El ruido espantoso me despertó.
(The frightening noise woke me up.)
Tiene un gusto espantoso.
(It has a frightening taste.)

Summary

While all these four Spanish words ('horrible', 'terrible', 'pésimo', and 'espantoso') convey a similar overall theme of negativity, each carries distinct nuances. From general unpleasantness ('horrible') to severity ('terrible'), failing to meet standards ('pésimo') and eliciting fear ('espantoso'), these terms offer diverse ways to express different shades of negativity.