obso - on-s
- of Chinese extraction
- of full age
- of legal force
- of Lockheed bribery fame
- of no effect
- of no fixed address
- of set purpose
- of this date
- off
- off duty
- off guard
- off the record
- off time
- off-duty policeman
- off-limits to foreigners
- off-site verification
- off-the-record information
- off-the-record remark
- off-year
- off-year election
- offence
- offence of law
- offend
- offender
- offending state
- offense
- offense against humanity
- offense against the law
- offense against the person
- offensive
- offensive action into a country
- offensive arms
- offensive impulse
- offensive military posture
- offensive option
- offensive partisan
- offensive sword
- offensive war
- offensive weapons
- offer
