merciless

Like a harbinger of some twisted future, he speaks of a purge—a single, merciless day of reckoning — where lawlessness would be met with brutal reprisal.

Gaza suffered under merciless attack for months before a toothless U.N.

Who wants to leave the theater remembering how unsettling it was initially to watch observant, good people ignore every protective instinct, a merciless commentary on our thirst-to-belong society?

She was merciless on Navarro's second serve, again going an early break up, but as the finish line came into sight, Sabalenka's nerves showed and she was broken when serving for the match.

The lawyers for the sub-postmasters, who had the final say, were hard-hitting and merciless.