улыбались

smiled, were smiling

ʊ ɫ ɨ b a lʲ ɪ sʲ → улыбаться
улыба smile + ли Past plural + сь Reflexive marker
verb · plural, past tense Uncommon #23,047
smiled, were smiling Past-tense plural form; used with plural subjects and with «вы» when addressing one person politely.
RU: Дети улыбались фотографу.
EN: The children smiled at the photographer.
Conjugation of улыбаться
Indicative past

Том и Мэри улыбались друг другу.

Tom and Mary smiled at each other.

Все улыбались.

Everyone was smiling.

Все ей улыбались.

Everyone smiled at her.

Все им улыбались.

Everyone smiled at them.

Все они улыбались.

They were all smiling.

Все, кроме Тома, улыбались.

Everyone except Tom was smiling.

Они улыбались.

They were smiling.

Две леди улыбались друг другу.

The two ladies smiled at each other.

Почему вы улыбались?

Why were you smiling?