54 entries under swift topic. ×

3
snappy(adjective, keen, prompt, energetic, violent)
2
agile(prompt, fast, quick, rapid, speedy)
2
eager(adjective, strong, keen, difficult, intense)
2
fiery(adjective, strong, difficult, intense, violent)
2
instantaneous(adjective, fast, summary, rapid)
2
lively(prompt, fast, quick, rapid)
2
mercurial(fast, rapid)
2
nimble(prompt, fast, quick, summary, rapid)
2
spur-of-the-moment(noun, adjective, quick, impulsive, rash)
2
winged(prompt, fast, quick, summary, rapid)
1
ASAP(fast, rapid)
1
alert(fast, rapid)
1
animated(adjective, strong, keen, difficult, intense)
1
brief(violent, fast, quick, rapid, speedy)
1
curt(adjective, keen, energetic, violent, active)
1
double time(expression, fast, rapid)
1
energetic(fast, rapid)
1
expeditive(fast, rapid)
1
going(fast, rapid)
1
harefooted(prompt, fast, quick, rapid, speedy)
11 years ago|7.7k views|share |citing 
APASmart Define. (2015). headlong thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/headlong/thesaurus/synonyms
ChicagoSmart Define. 2015. "headlong thesaurus" https://smartdefine.org/headlong/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, headlong thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/headlong/thesaurus/synonyms>.
MLASmart Define. "headlong thesaurus" 3 August 2015. Web. 24 September 2026. <https://smartdefine.org/headlong/thesaurus/synonyms>