relentlessness   (TTS Sound)

The relentlessness has 1 Senses.

• relentlessness, inexorability, inexorableness
• シビアさ, 手厳しさ
• mercilessness characterized by an unwillingness to relent or let up; "the relentlessness or their pursuit"
• 折れる、またはやめることを嫌う特徴がある無慈悲さ