1. moved back or withdrew from a dangerous or unpleasant situation
Usage: past tense of retreat
2. went to a quiet or private place to rest or think
Usage: past tense of retreat

Examples

• The army retreated when they realized they were outnumbered.
• She retreated to her room after the argument.
• The cat retreated under the bed during the thunderstorm.
• He retreated from the conversation when it became heated.
• The glacier has retreated several miles over the past decade.
• After the criticism, she retreated into silence.
• The protesters retreated when police arrived.