Merciless

//ˈmɜːsɪləs// adj

Definitions

Adjective
  1. 1
    Showing no mercy; cruel and pitiless.

    "The sun is merciless today, so please take care of yourself."

Adjective
  1. 1
    having or showing no mercy wordnet

Etymology

From Middle English merciles, mercyles, equivalent to mercy + -less.

Next best steps

Mini challenge

Unscramble this word: merciless