Intro vs Introduction: What’s the Difference?

Quick answer: “Intro” is the casual, informal short form of “introduction.” Both are nouns and mean the same thing in most cases, so the difference is tone. Use “introduction” in essays, reports and formal emails, and “intro” in conversation, video scripts, captions and music. Intro vs Introduction Quiz IntroTap to flip The casual short form. … Read more

Opa vs Brother: What’s the Difference?

Quick answer: Opa is the informal German and Dutch word for grandfather. A brother is a male sibling. The two are not the same, though the Korean word oppa, meaning “older brother,” sounds close to opa and causes some of the mix-up. Opa vs Brother Quiz: Test Yourself Five quick questions on opa vs brother. … Read more

Infra vs Intra: What’s the Difference?

Quick answer: The prefix infra- means “below” or “beneath,” as in infrared and infrastructure. The prefix intra- means “within” or “inside,” as in intranet and intravenous. One points down, and the other points inward. Infra vs Intra Quiz: Test Yourself Five quick questions on infra vs intra. Pick an answer to get instant feedback. Flip … Read more

Introspection vs Retrospection: What’s the Difference?

Quick answer: Introspection means looking inward to examine your own thoughts and feelings. Retrospection means looking back at the past or at events that already happened. The correct spelling is introspection, not “introsepction.” Introspection vs Retrospection Quiz: Test Yourself Five quick questions on introspection vs retrospection. Pick an answer to get instant feedback. Flip Cards: … Read more

Obedient vs Disobedient: What’s the Difference?

Quick answer: Obedient means willing to follow rules, orders or requests. Disobedient means refusing or failing to follow them. The prefix “dis-” means “not,” so disobedient is simply “not obedient.” The correct spellings are obedient and disobedient, not “obidient” or “disobdient.” Obedient vs Disobedient Quiz: Test Yourself Five quick questions on obedient vs disobedient. Pick … Read more

Mop vs Moppy: What’s the Difference?

Mop vs oppy: What’s the Difference? Quick answer: A mop is a noun for a cleaning tool or a thick mass of hair, and it is also a verb meaning to clean or wipe. Moppy is an adjective meaning resembling a mop, usually shaggy or bushy hair. Mop vs Moppy Quiz: Test Yourself Five quick … Read more

Metro vs Metropolitan: What’s the Difference?

Quick answer: Metropolitan is the full adjective meaning “relating to a large city and its surrounding area.” Metro is a short form of it, and it is also the common word for an underground or urban rail system. The spelling is metropolitan, not “metropolitian.” Metro vs Metropolitan Quiz: Test Yourself Five quick questions on metro … Read more