1. Personal knowledge or information about someone or something
   - acquaintance, conversance, conversancy 
2. Usualness by virtue of being familiar or well known 
3. Close or warm friendship
   - intimacy, closeness 
4. A casual manner
   - casualness 
5. An act of undue intimacy
   - impropriety, indecorum, liberty

Derived forms: familiarities

See also: familiar, unfamiliar

Type of: friendliness, informality, information, misbehavior [US], misbehaviour [Brit, Cdn], misdeed, usualness

Antonym: unfamiliarity

• rapacious
• rapaciously
• rapaciousness
• rapacity
• Rapateaceae
• rape
• rape conviction
• rape oil
• rape suspect
• raped
• raper
• rapeseed
• rapeseed oil
• Raphael
• Raphanus
• Raphanus raphanistrum
• Raphanus sativus
• Raphanus sativus longipinnatus
• raphe
• raphia
• Raphicerus
• Raphicerus campestris
• Raphidae
• Raphidiidae
• Raphus