tú llénalo

fill it

→ llenar
llén fill + a 2nd-person singular imperative + lo the
verb · second singular · imperative Rare #43,137
fill it Affirmative command (tú): “Fill it.” The “lo” means “it” (masculine direct object) and attaches to the end of the command.
SP: Llénalo con agua, por favor.
EN: Fill it with water, please.
Conjugation of llenar
Imperative
SingularPlural
Second llena —
Third llene llenen

Llénalo, por favor.

Please fill it out.

Oye, Tom, llénalo.

Hey, Tom, fill it up.

— Máquina de guerra (2026)

Llénalo.

Fill it up.

Llénalo de aire.

Fill it with air.

— El submarino (Das Boot) (1981)

Llénalo, vaquero.

Fill it up, cowboy.

— El maquinista (2004)