la smettesse di lamentarsi

would stop complaining

→ la
phrase Rare #35,888
would stop complaining Often used after expressions such as “vorrei che” (“I wish that”). “La smettesse” is the imperfect subjunctive form of “smetterla,” meaning “to stop”; here, “la” is part of the verb, not a pronoun meaning “her.”
IT: Vorrei che la smettesse di lamentarsi.
EN: I wish they would stop complaining.

Io vorrei che la smettesse di lamentarsi.

I wish he/she would stop complaining.

Io vorrei che lei la smettesse di lamentarsi.

I wish she would stop complaining.

Vorrei che Tom la smettesse di lamentarsi in continuazione.

I wish Tom would stop complaining all the time.

Vorrei che la smettesse di lamentarsi.

I wish he/she would stop complaining.

Vorrei che lei la smettesse di lamentarsi.

I wish she would stop complaining.