un- + flagging
unflagging (comparative more unflagging, superlative most unflagging)
- Never tiring or lacking energy; without rest; without slowing.
- His unflagging efforts have not gone unnoticed.
2008, Karlyn Kohrs Campbell; Susan Schultz Huxman, The Rhetorical Act: Thinking, Speaking and Writing Critically, page 265:
- The 2001 photo was strangely and powerfully similar to the World War II flag raising because both photos captured a heroic deed of courage, grit, teamwork, and unflagging patriotism at a historic moment marked by the darkness of the threat against us.
never seeming to tire, always seeming to have energy to do things