Inklingo
A small child sits on a bright green hill, looking up toward the sky. Above the child, a faint, glowing, transparent outline of an adult astronaut floats, symbolizing the child's future profession.

serás

seh-RAHS

VerbA1irregular er
you will be?future identity or profession
Also:you'll be?informal contraction,you are going to be?future quality or trait

Quick Reference

infinitiveser
gerundsiendo
past Participlesido

📝 In Action

Serás un gran doctor cuando termines tus estudios.

A2

You will be a great doctor when you finish your studies.

¿Dónde serás la próxima semana? ¿En Madrid o Barcelona?

A1

Where will you be next week? In Madrid or Barcelona?

Si trabajas duro, serás muy rico.

B1

If you work hard, you will be very rich.

Serás la persona más feliz del mundo si te casas con ella.

B2

You will be the happiest person in the world if you marry her.

Word Connections

Synonyms

  • existirás (you will exist)

Common Collocations

  • serás mi esposayou will be my wife
  • serás muy inteligenteyou will be very smart

💡 Grammar Points

The Future of Being

This form ('serás') tells someone what their identity, profession, or inherent quality will be in the future. It’s the second-person singular form, used when addressing a friend or peer (tú).

Ser vs. Estar: Permanent Traits

Remember to use ser (and thus serás) when talking about things that are permanent, essential, or defining (like nationality, character, or profession), even when speaking about the future.

❌ Common Pitfalls

Mixing Up Ser and Estar in the Future

Mistake: "Usarás 'estarás' en lugar de 'serás' para una profesión ('Cuando crezcas, estarás piloto')."

Correction: Use *serás* for professions, identity, and definitions: 'Cuando crezcas, **serás** piloto.' (*Estar* is for temporary states, like being tired or located somewhere temporarily.)

⭐ Usage Tips

Fast Future Rule

The Future Tense in Spanish is easy to form: the infinitive (ser) plus a special ending (-ás). Unlike English, the entire infinitive is kept as the stem.

🔄 Conjugations

indicative

present

él/ella/ustedes
yosoy
eres
ellos/ellas/ustedesson
nosotrossomos
vosotrossois

imperfect

él/ella/ustedera
yoera
eras
ellos/ellas/ustedeseran
nosotroséramos
vosotroserais

preterite

él/ella/ustedfue
yofui
fuiste
ellos/ellas/ustedesfueron
nosotrosfuimos
vosotrosfuisteis

subjunctive

present

él/ella/ustedsea
yosea
seas
ellos/ellas/ustedessean
nosotrosseamos
vosotrosseáis

imperfect

él/ella/ustedfuera
yofuera
fueras
ellos/ellas/ustedesfueran
nosotrosfuéramos
vosotrosfuerais

✏️ Quick Practice

💡 Quick Quiz: serás

Question 1 of 1

Which sentence correctly uses 'serás' to describe a permanent future state?

📚 More Resources

Word Family

ser(to be (infinitive)) - verb

Frequently Asked Questions

Why is 'serás' irregular, but its ending seems regular?

'Serás' is part of the future tense of *ser*, which is actually considered very regular! Unlike verbs like *hacer* or *decir* which drop letters, *ser* takes its infinitive form ('ser') and adds the standard future ending for 'tú' (-ás). The irregularity of *ser* mostly shows up in the present (soy, eres) and past (fui) tenses.