1. to strengthen or reinforce (a place) with defensive works again
Usage: military
2. to restore strength or vigor to something

Examples

• The army decided to refortify the border castle after the recent attacks.
• Engineers worked quickly to refortify the damaged walls before winter.
• The general ordered his troops to refortify their positions overnight.
• She needed to refortify herself with rest after the exhausting journey.
• The company plans to refortify its market position with new investments.
• They will refortify the ancient fortress as a historical preservation project.