merciless

Heinous is a related term of merciless.

As adjectives the difference between heinous and merciless

is that heinous is totally reprehensible while merciless is showing no mercy; cruel and pitiless.

Uncultivated is a related term of merciless.

As adjectives the difference between uncultivated and merciless

is that uncultivated is not cultivated by agricultural methods; not prepared for cultivation while merciless is showing no mercy; cruel and pitiless.

Ignorant is a related term of merciless.

As a noun ignorant

is ignorant person, ignoramus.

As an adjective merciless is

showing no mercy; cruel and pitiless.

As adjectives the difference between unpolished and merciless

is that unpolished is not polished; not brought to a polish while merciless is showing no mercy; cruel and pitiless.

Uncivilized is a related term of merciless.

As adjectives the difference between uncivilized and merciless

is that uncivilized is crude, barbarous, wild, uncultured while merciless is showing no mercy; cruel and pitiless.

Untutored is a related term of merciless.

As adjectives the difference between untutored and merciless

is that untutored is untrained, not taught or educated in a field of knowledge while merciless is showing no mercy; cruel and pitiless.

Merciless is a related term of maddened.

As an adjective merciless

is showing no mercy; cruel and pitiless.

As a verb maddened is

(madden).

Merciless is a related term of depraved.

As adjectives the difference between merciless and depraved

is that merciless is showing no mercy; cruel and pitiless while depraved is perverted or extremely wrong in a moral sense.

As a verb depraved is

(deprave).

Untamed is a related term of merciless.

As adjectives the difference between untamed and merciless

is that untamed is wild, uncontrolled, especially of animals not domesticated or trained to human contact while merciless is showing no mercy; cruel and pitiless.

Merciless is a related term of uncompassionate.

As adjectives the difference between merciless and uncompassionate

is that merciless is showing no mercy; cruel and pitiless while uncompassionate is not compassionate.