Formal vs informal synonyms: match your audience

Published 2026-04-08

Formal and informal English are both correct—they serve different audiences. A lab report, a friendly email, and a poem will use different word choices on purpose.

Quick checks

• Who reads this? Teacher, peer, or public audience.
• What’s the setting? School assignment vs. chat vs. presentation.
• Does this word sound like you? If not, pick a simpler synonym.

Explore word pages like happy or said to compare options, then practice with our Word Synonyms game.