How to Say "will regret" in Spanish
The Spanish word for “will regret” is “sentirá” — B1 level. This is a very common word in everyday Spanish.

Examples
Ella sentirá mucho frío sin su chaqueta.
She will feel very cold without her jacket.
Usted sentirá una pequeña molestia durante el examen.
You will feel a small discomfort during the exam.
Si no vienes, él lo sentirá mucho.
If you don't come, he will really regret it (be sorry about it).
Making the Future Form
To talk about the future, just take the base word 'sentir' and add 'á' at the end. This 'á' tells us we are talking about what someone else (he, she, or you formal) will do later.
Physical vs. Emotional
This word works for both physical things (like heat or pain) and emotions (like sadness or joy).
The Missing Accent
Mistake: “sentira”
Correction: sentirá - Without the accent, the word doesn't exist in Spanish. The accent on the 'á' is what makes it the future tense.
Related Translations
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