unkind

Antagonistic is a related term of unkind.

As adjectives the difference between antagonistic and unkind

is that antagonistic is contending or acting against; as, antagonistic forces while unkind is (obsolete) having no race or kindred; childless.

As adjectives the difference between unconscious and unkind

is that unconscious is not awake; having no awareness while unkind is having no race or kindred; childless.

As a noun unconscious

is the unconscious mind.

In obsolete terms the difference between kindless and unkind

is that kindless is destitute of kindness; unnatural while unkind is having no race or kindred; childless.

As adjectives the difference between unkind and unwelcome

is that unkind is (obsolete) having no race or kindred; childless while unwelcome is not welcome.

As adjectives the difference between unkind and unaffectionate

is that unkind is (obsolete) having no race or kindred; childless while unaffectionate is not affectionate; dispassionate.

As adjectives the difference between unkind and bitchy

is that unkind is (obsolete) having no race or kindred; childless while bitchy is (derogatory|vulgar) spiteful or malevolent; catty; malicious; unpleasant.

As adjectives the difference between stern and unkind

is that stern is having a hardness and severity of nature or manner while unkind is having no race or kindred; childless.

As a noun stern

is the rear part or after end of a ship or vessel.

Rancorous is a related term of unkind.

As adjectives the difference between rancorous and unkind

is that rancorous is full of rancor; bitter; unforgiving while unkind is (obsolete) having no race or kindred; childless.

As adjectives the difference between unkind and vitriolic

is that unkind is (obsolete) having no race or kindred; childless while vitriolic is of, derived from, or similar to a vitriol.