What is another word for instantly?

Common synonyms for instantly include outright, now, straightaway, directly, inaflash.

What is the opposite of instantly?

Antonyms of instantly include eventually, gradually, later, slowly, delayed.

Synonyms for

Instantly

Adverb / ˈɪnstʌntli: / Another word for instantly — explore alternatives below. For syllable breakdowns and pronunciation, see this word on Syllablesworld.

Definition

Immediately; without any delay.

Synonyms & similar words

outright now straightaway directly inaflash atonce instantaneously straightoff rightaway immediately forthwith likeashot immediately promptly quickly swiftly instantaneously straightaway urgently hastily expeditiously speedily rapidly fast snappily

Synonyms by register

Formal

immediately promptly forthwith without delay

Informal

right away in a flash like that super quick

Literary

anon ere long

Antonyms

eventually gradually later slowly delayed afterward

Common collocations

instantly recognizable
instantly appealing
instantly forget
instantly know
instantly change
instantly available
instantly gratifying

Word family

noun instant

adjective instant

Usage note

While 'instantly' often implies immediate action, it can also be used to describe something that happens very quickly, even if not strictly instantaneous. Avoid using it for things that are clearly impossible to happen in zero time.

Compare "instantly" with another word →