TOEFL IELTS swift Definition Moving or acting with great speed or quickly. Example "The swift bird shot across the sky." Sign in to save TOEFL Quiz → IELTS Quiz → ← swerve swiftness → Study tips featuring "swift" Study the Exact Words Examiners Use Map Each Word Into a Connected Network Audit Your Own Writing for Lexical Resource 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