1. Lacking in sympathy and kindness
   "unkindly acts"
   - unsympathetic

1. In an unkind manner or with unkindness
   "The teacher treats the children unkindly"

See also: unkind

Antonym: kindly

• inconsolable
• inconsolably
• inconsonant
• inconspicuous
• inconspicuously
• inconspicuousness
• inconstancy
• inconstant
• inconstantly
• incontestability
• incontestable
• incontestably
• incontestible
• incontinence
• incontinency
• incontinent
• incontinently
• incontrovertibility
• incontrovertible
• incontrovertibleness
• incontrovertibly
• inconvenience
• inconvenience oneself
• inconvenient
• inconveniently