lui riuscisse

could, would be able to

→ riuscire
riusc to manage to, to succeed in + isse subjunctive imperfect, 3rd person singular
verb · 3rd-person singular, imperfect tense Rare #46,046
could, would be able to Used with a to-infinitive to mean being able to do something or managing to do it.
IT: Pensavo che riuscisse a venire.
EN: I thought he could come.
Conjugation of riuscire
Subjunctive imperfect
SingularPlural
First riuscissi —
Second riuscissi —
Third riuscisse —

Pensavo che Tom riuscisse ad aiutare.

I thought Tom could help.

Non pensavo che Tom riuscisse a vincere.

I didn't think Tom could win.

Io vorrei che mia moglie riuscisse a cucinare.

I wish my wife could cook.

Tom pensava che Mary lo riuscisse a fare.

Tom thought Mary could do it.