un·ex·pect·ed 
/ˌʌnɪkˈspɛktəd/ adjective
/ˌʌnɪkˈspɛktəd/ adjective : not expected
▪ unexpected consequences/results ▪ unexpected guests ▪ an unexpected turn of events ▪ The story is full of unexpected [=surprising] twists. ▪ I'm sad that she's leaving, but it was not unexpected. ▪ Drivers must always be prepared to deal with the unexpected. [=things that happen unexpectedly]
▪ unexpected consequences/results ▪ unexpected guests ▪ an unexpected turn of events ▪ The story is full of unexpected [=surprising] twists. ▪ I'm sad that she's leaving, but it was not unexpected. ▪ Drivers must always be prepared to deal with the unexpected. [=things that happen unexpectedly]
— un·ex·pect·ed·ly adverb
▪ Guests arrived unexpectedly. ▪ Sales were unexpectedly high this month.
▪ Guests arrived unexpectedly. ▪ Sales were unexpectedly high this month.
