TOEFL swiftness Definition The quality of being fast or rapid. 日本語 速さ、または速い Example "The swiftness of the ambulance saved the man's life." Sign in to save TOEFL Quiz → ← swift swill → Study tips featuring "swiftness" Map Each Word Into a Connected Network Track How TOEFL Words Behave With Others Group TOEFL Words Around Academic Themes Related words TOEFL brighten GRE abash GRE abate GRE abbreviate GRE abbreviation SAT abdicate GRE abduct SAT abet GRE abhor GRE abide SAT abject TOEFL ablaze