1. comparative form of quiet; making less noise or sound
2. comparative form of quiet; more calm, peaceful, or still

Examples

• The library is quieter than the cafeteria.
• Please speak in a quieter voice during the movie.
• The neighborhood became quieter after midnight.
• She prefers quieter activities like reading to loud parties.
• The engine runs much quieter after the repair.
• We moved to a quieter street away from traffic.
• The classroom was quieter when the teacher returned.