eles tremiam

were shaking, were trembling

→ tremer
trem to shake, to tremble + iam they imperfect
verb · third plural · imperfect indicative Rare #37,482
were shaking, were trembling Imperfect tense (they/you plural) of "tremer"; often used for an ongoing or repeated action in the past.
PO: As mãos tremiam de frio.
EN: Their hands were shaking from the cold.
Conjugation of tremer
Indicative imperfect
SingularPlural
First tremia —
Third tremia tremiam

Colocava as mãos nos bolsos porque tremiam.

He put his hands in his pockets because they were trembling.

— Pacto de Sangue (1944)

Suas mãos tremiam.

Your hands were trembling.

— Caché (2005)

A música tocou tão alto que até as paredes tremiam.

The music was so loud that even the walls were shaking.

O Tom percebeu que as mãos da Mary tremiam.

Tom noticed that Mary's hands were trembling.

Suas pernas tremiam de medo.

Her legs were trembling with fear.