1. Not knowledgeable about something specified
   "a person unacquainted with our customs"
   - innocent 
2. Having little or no knowledge of
   "unacquainted with city ways"
   - unacquainted with, unfamiliar with

See also: unfamiliar, uninformed

• Parseeism
• parser
• Parsi
• Parsiism
• parsimonious
• parsimoniously
• parsimoniousness
• parsimony
• parsley
• parsley haw
• parsley-leaved thorn
• parsnip
• parson
• parson's nose
• parsonage
• Parsons
• Parsons table
• part
• part music
• part name
• part of speech
• part to whole relation
• part with
• part-of-speech tagger
• part-owner