Synonyms of extracurricular

extracurricular

adjective

ˌek-strə-kə-ˈri-kyə-lər 

as in extramarital

relating to or being a sexual encounter or relationship between a married person and someone other than their spouse

hired a private detective to investigate her husband's extracurricular activities

Synonyms & Similar Words

• extramarital
• adulterous
• premarital
• adulterine
• two-timing
• promiscuous
• adulterate

Example Sentences

Recent Examples of extracurricular

Traveling with tech From practice to extracurricular activities to after-school jobs, high schoolers spend much of their lives on the go. — Bestreviews, Mercury News, 10 Aug. 2026

Sometimes joining an extracurricular and playing for the fun of it—and only the fun of it—can be the best thing for your child’s overall development. — Kara Nesvig, Parents, 10 Aug. 2026

In Deloitte’s 2025 Back-to-School Survey, 90% of parents planned to enroll their kids in extracurricular activities. — Barbara White, Kansas City Star, 5 Aug. 2026

Anderson is well known throughout the locker room for getting the extracurricular post-whistle activity going. — Joe Buscaglia, New York Times, 4 Aug. 2026