relentless
/rɪˈlɛntləs/
adjective
- Continuing with great force, intensity, or determination; never stopping or weakening.
- Her relentless pursuit of justice inspired the whole community.
- The athlete's relentless training paid off with an Olympic gold medal.
- The relentless rain flooded the streets within hours.
- Harsh or unyielding; refusing to give in or show mercy.
- His relentless criticism made everyone feel discouraged.
- The relentless heat wave broke temperature records across the region.
- The general launched a relentless attack on the enemy stronghold.