unexpected

US /ˌʌn.ɪkˈspek.tɪd/
UK /ˌʌn.ɪkˈspek.tɪd/
"unexpected" picture
1.

inattendu, surprenant

not expected or foreseen; surprising

:
The news of her resignation was completely unexpected.
La nouvelle de sa démission était totalement inattendue.
We had an unexpected visitor this morning.
Nous avons eu un visiteur inattendu ce matin.