1. Not changed in form or character for a purpose 
2. Not having adapted to new conditions
   - unadjusted

See also: maladjusted, unmodified

• octave
• Octavian
• octavo
• octennial
• octet
• octette
• octillion
• octo-
• October
• October 12
• October 24
• October Revolution
• Octoberfest
• octodecimo
• octogamy
• octogenarian
• octonary
• octopod
• Octopoda
• Octopodidae
• octopus
• octoroon
• octosyllabic
• octosyllable
• octroi