1. to build up; to develop or strengthen gradually
Usage: formal; somewhat archaic

Examples

• The community worked together to upbuild their neighborhood after the storm.
• Education helps upbuild character and moral values.
• The coach’s goal was to upbuild the team’s confidence.
• They sought to upbuild the local economy through small business initiatives.
• The mentor’s role is to upbuild young people’s skills and abilities.