1. Having six units or components
   - sextuple, six-fold

1. By a factor of six
   "the population of this town increased sixfold when gold was found in the surrounding hills"
   - six times

See also: multiple

• Second Coming
• Second Coming of Christ
• Second Council of Constantinople
• Second Council of Lyons
• Second Council of Nicaea
• second cousin
• second cranial nerve
• Second Crusade
• second deck
• Second Earl Grey
• Second Earl of Chatham
• Second Earl of Guilford
• Second Empire
• Second Epistel of John
• Second Epistle of Paul the Apostle to the Corinthians
• Second Epistle of Paul the Apostle to the Thessalonians
• Second Epistle of Paul the Apostle to Timothy
• Second Epistle of Peter
• Second Epistle to the Corinthians
• Second Epistle to the Thessalonians
• Second Epistle to Timothy
• second estate
• first-class honors degree
• first-class honours degree
• first-class mail