Tener in Spanish: Why You're Hungry, Cold & 30 Years

Picture this: you proudly introduce yourself in Spanish and announce soy 30 años — and your teacher smiles. You’ve just said “I am 30 years.” It’s one of the most common slip-ups English speakers make, and it comes from a single, fixable habit: translating “I am” word for word. The fix is one of the most useful patterns in the whole language.

The one idea: Spanish has what English is

Here’s the structural difference that unlocks dozens of phrases at once: Spanish treats many feelings and states as things you possess, not things you are. Where English says I am hungry, Spanish says I have hunger. Where English says I am afraid, Spanish says I have fear.

The verb that does this work is tener (“to have”). And the thing you “have” is always a noun — hambre (hunger), miedo (fear), razón (rightness) — never an adjective. Once that clicks, you stop memorizing a dozen unrelated phrases and start generating them from a rule. This is the flip side of the to be problem you may know from the ser vs. estar guide: some “I am” sentences don’t use to be at all.

First, conjugate tener

You can’t build these phrases without the verb. Tener is irregular: it stem-changes from e→ie, and the yo form is a special tengo.

Pronoun	Form	Example
yo	tengo	Tengo hambre. (I’m hungry.)
tú	tienes	¿Tienes frío? (Are you cold?)
él / ella / usted	tiene	Ella tiene sueño. (She’s sleepy.)
nosotros/as	tenemos	Tenemos prisa. (We’re in a hurry.)
vosotros/as	tenéis	¿Tenéis sed? (Are you thirsty?)
ellos / ellas / ustedes	tienen	Tienen miedo. (They’re scared.)

The cheat sheet: physical states

These are the everyday sensations — hunger, thirst, temperature, sleepiness. Notice that every English translation uses “to be,” but every Spanish version uses tener.

Spanish	English
Tengo hambre	I'm hungry (I have hunger)
Tengo sed	I'm thirsty (I have thirst)
Tengo frío	I'm cold (I have cold)
Tengo calor	I'm hot (I have heat)
Tengo sueño	I'm sleepy (I have sleep)

So when you forget your sweater, you say tengo frío, and when the room is stuffy you say tengo calor. The words sed (thirst), calor (heat), and sueño (sleep) are all nouns you’re carrying around.

The cheat sheet: feelings & circumstance

The same logic extends to emotions, judgment, and luck. This is where learners get the biggest payoff, because these are exactly the sentences you reach for in real conversation.

Spanish	English
Tengo miedo	I'm afraid (I have fear)
Tienes razón	You're right (you have rightness)
Tengo ganas de comer	I feel like eating (I have urges to eat)
Tenemos prisa	We're in a hurry (we have haste)
Tienes suerte	You're lucky (you have luck)
Ten cuidado	Be careful (have care)

A few of these are gold in daily life. Razón (rightness) gives you tienes razón — “you’re right,” the friendliest way to concede a point. Prisa (haste) and suerte (luck) cover being rushed and being fortunate, and cuidado (care) turns into the warning ten cuidado — “be careful.” You can also “have” success (tener éxito) or “have” shame (tener vergüenza).

Your age: tengo … años

This is the flagship mistake, so it gets its own section. To give your age, you “have” years: tengo treinta años = “I’m thirty years old.” To ask, you say ¿Cuántos años tienes? — literally “How many years do you have?”

Spanish	English
Tengo treinta años	I'm thirty years old
¿Cuántos años tienes?	How old are you? (informal)
¿Cuántos años tiene?	How old are you? (formal)

The word años (years) is not optional in a statement: tengo treinta on its own is incomplete. Keep años in. And if you’re brushing up on the numbers that go in front of it, the Spanish numbers guide has you covered — handy the next time you introduce yourself in Spanish and someone asks your age.

Tener que + infinitive: obligation

One tener phrase breaks the noun pattern, and it’s too useful to skip. Tener que + an infinitive means “to have to / must do something.”

Spanish	English
Tengo que estudiar	I have to study
Tienes que terminar	You have to finish
No tenemos que ir	We don't have to go

The key rule: the second verb stays in the infinitive (estudiar, terminar), never conjugated. So it’s tengo que estudiar — not tengo que estudio. Compare it side by side with tener ganas de: both keep the infinitive, but one is duty (tengo que estudiar = “I have to study”) and the other is desire (tengo ganas de estudiar = “I feel like studying”).

The “very” trap: mucha, not muy

Because what you “have” is a noun, you make it stronger with mucho/mucha (“a lot of”), which agrees in gender — never with muy (“very,” which only modifies adjectives). So it’s tengo mucha hambre, not tengo muy hambre.

✅ Correct	❌ Wrong	Why
Tengo mucha hambre	Tengo muy hambre	hambre is feminine → mucha
Tengo mucho frío	Tengo muy frío	frío is masculine → mucho
Tengo mucho sueño	Tengo muy sueño	sueño is masculine → mucho
Tienes mucha razón	Tienes muy razón	razón is feminine → mucha

Tengo frío vs. soy frío vs. estoy frío

Here’s a genuine “aha.” The word frío can be a noun (cold) or an adjective (cold), and your choice of verb changes the meaning completely:

• Tengo frío — I feel cold (a person’s sensation — pass the blanket). This is what you want.
• Es frío — He’s a cold person (unfriendly, distant).
• Está frío — It’s cold (an object’s temperature: la sopa está fría, the soup is cold).

The same split runs through heat: a person “has heat” (tengo calor), but an object “is hot” (el café está caliente). Mix them up and you accidentally call yourself emotionally distant — or worse, room-temperature.

You don’t need to memorize twenty separate phrases. Hold on to one idea — Spanish has what English is — and the whole family falls into place. Next time you’re hungry, cold, or counting your years, reach for tener and watch yourself sound a little more like a native. ¡Tienes esto! (You’ve got this!)