TOEFL IELTS swift Definition Moving or acting with great speed or quickly. 日本語 速い速度で動く、または迅速に動作する Example "The swift bird shot across the sky." Sign in to save TOEFL PDF — $25 IELTS PDF — $25 ← swerve swiftness → Study tips featuring "swift" TOEFL Academic Vocabulary: Study by Topic Boost Your IELTS Writing With Precise Vocabulary 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