'unexpected'はこちらの項目にも見つかりました。
英語の見出し語に対する説明:
blindside
- bolt from the blue
- come as a shock
- come as a surprise
- encounter
- epiphenomenon
- if sth crops up
- new wrinkle
- not anticipated
- plot twist
- raid
- random
- sleeper
- snag
- strange
- strange thing
- supervene
- surprise
- surprise package
- syncopate
- turnabout
- twist of fate
- unexpectedly
- unforeseen
- upset
- windfall