Nihoner

“Relentless” in Japanese

Short answer
冷酷 reikoku れーこく

Relentless in Japanese is “冷酷” (reikoku). Full meaning: cruelty, coldheartedness, relentless, ruthless.

Other ways to say “Relentless” in Japanese

厳しい kibishii severe, strict, rigid, unsparing, relentless; hard (to do), difficult, tricky; intense (e.g. cold), harsh (weather), inclement 絶えることなく taerukotonaku unceasing, relentless 執拗 shitsuyou persistent, obstinate, tenacious, relentless, insistent, importunate, persevering, stubborn 巌しい kibishii severe, strict, rigid, unsparing, relentless; hard (to do), difficult, tricky; intense (e.g. cold), harsh (weather), inclement 酷しい kibishii severe, strict, rigid, unsparing, relentless; hard (to do), difficult, tricky; intense (e.g. cold), harsh (weather), inclement きびしい kibishii severe, strict, rigid, unsparing, relentless; hard (to do), difficult, tricky; intense (e.g. cold), harsh (weather), inclement キビシい kibishii severe, strict, rigid, unsparing, relentless; hard (to do), difficult, tricky; intense (e.g. cold), harsh (weather), inclement キビシイ kibishii severe, strict, rigid, unsparing, relentless; hard (to do), difficult, tricky; intense (e.g. cold), harsh (weather), inclement 執よう shitsuyou persistent, obstinate, tenacious, relentless, insistent, importunate, persevering, stubborn しつよう shitsuyou persistent, obstinate, tenacious, relentless, insistent, importunate, persevering, stubborn キビシク kibishiku severe, strict, rigid, unsparing, relentless; hard (to do), difficult, tricky; intense (e.g. cold), harsh (weather), inclement

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