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Synonyms for

quickly

6 synonyms and better words for “quickly,” each with its precise meaning and an example so you pick the one that actually fits, not just the nearest match.

swiftly

/ˈswɪft-li/Elevated

Moving or occurring with great speed and smooth efficiency.

She swiftly navigated the crowded market, vanishing before anyone noticed she'd been there.

Best for: Works well in action sequences or formal writing where 'quickly' feels too casual.

briskly

/ˈbrɪsk-li/Punchy

In an energetic, lively, and purposeful manner.

He briskly folded the letter and sealed it before his courage could desert him.

Best for: Implies not just speed but crisp energy; great for describing decisive human movement.

posthaste

/ˌpoʊst-ˈheɪst/Literary

With the utmost speed, originally referring to the urgency of postal delivery.

The general sent a rider posthaste to warn the garrison of the approaching fleet.

Best for: Best in historical fiction or ironic modern usage to add a dramatic, old-world flair.

forthwith

/ˌfɔrθ-ˈwɪð/Elevated

Immediately and without any delay whatsoever.

The council ordered the gates sealed forthwith, leaving stragglers to fend for themselves.

Best for: Carries legal and formal weight; excellent in official declarations or terse commands.

apace

/ə-ˈpeɪs/Literary

At a rapid or steady pace; keeping up with ongoing momentum.

Rumors spread apace through the village, growing stranger with every retelling.

Best for: Suits literary prose beautifully, especially when describing something unfolding continuously.

ventre à terre

/ˌvɑ̃ːtr-ɑ-ˈtɛr/Rare Gem

At full gallop; with extreme and reckless speed, literally 'belly to the ground' in French.

The courier rode ventre à terre through the night, the dispatch bag clutched to his chest.

Best for: Rare and vivid; ideal for equestrian scenes or any moment demanding breathless, cinematic speed.

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