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To happen quickly or unexpectedly - synonyms or related words

turn up

to happen unexpectedly or by chance



to happen or appear somewhere suddenly or unexpectedly

sneak up

if something sneaks up on you, it happens when you are not expecting it



informal to happen very suddenly and quickly



if something unpleasant or dangerous strikes, or if it strikes someone or something, it happens suddenly and unexpectedly and causes harm or damage to them



very formal to happen in an unexpected way, especially in a way that brings major changes

drop/fall into/land in someone’s lap

to suddenly happen or be given to someone without them having to make any effort

take/catch someone by surprise

to happen unexpectedly

gather pace

to start to happen more quickly and have more success

present itself

if something such as an opportunity, idea, or problem presents itself, it suddenly happens

Open Dictionary

patio diplomacy

high-level diplomats meeting and dining in an informal environment e.g. a party or club

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