unannounced

unannounced — adjective

1. used when a person comes to a place without having told anyone beforehand that t

1.形容詞B1
釋義

used when a person comes to a place without having told anyone beforehand that they were coming

例句

Mateo showed up at my door unannounced late last night.

unannounced after show up for no-notice arrival

Élise's parents arrived unannounced for the weekend and she had to clean her house quickly.

同義詞
  • unexpected

    broader in meaning; can apply to events, news, or objects, not just people arriving

  • uninvited

    stronger negative connotation of not being wanted, whereas unannounced is more neutral

  • surprise

    used before a noun (surprise visit) but not as an adverb after the verb

反義詞
  • expected

    the opposite of arriving without notice

  • planned

    suggests arrangements were made in advance

文法句型

arrive/show up unannounced

用法筆記

Commonly used after verbs of movement or arrival (show up / arrive / turn up / appear) to describe the manner of the visit.

常見錯誤

❌I arrived to his house unannounced.
✅I arrived at his house unannounced.
💡with arrive, use the preposition 'at' not 'to'.

2. used to describe information, plans, or events that are intentionally kept from

2.形容詞B2
釋義

used to describe information, plans, or events that are intentionally kept from the public or from certain people before they happen

例句

The company made several unannounced changes to its pricing plans.

unannounced before noun for non-public change

Karim's unannounced departure from the team left his colleagues in shock.

同義詞
  • undisclosed

    stronger secrecy; suggests the information is deliberately hidden, not just unannounced

  • unrevealed

    focuses on the fact that the information has not been shared at all

  • secret

    stronger connotation of intentional concealment over a period of time

反義詞
  • announced

    the direct opposite; made public officially

  • publicised

    actively promoted or made widely known

文法句型

unannounced + noun

keep/stay unannounced

用法筆記

Typically placed before a noun (change / departure / resignation / appearance / visit) or after keep/stay/remain in a linking-verb structure.

常見錯誤

❌The news is unannounced.
✅The news has not been announced yet.
💡unannounced is not commonly used for 'news'; it sounds unnatural. Use 'not yet announced' instead.