merc / murk [mɜrk]
merc – n. – a soldier paid to serve in a foreign army, a soldier for hire, a mercenary
murk – adj., n. & v. – adj. – 1, dark, gloomy, obscured; 2. wicked, evil; 3. unperceptive, obtuse, dulled; n. – 1. darkness, gloom, thick fog; 2. fruit refuse after juice extraction; v. – 1. complain, murmur, grumble; 2. darken, smudge; 3. obscure; 4. besmirch