obso - on-s
- on global level
- on grounds of expedience
- on grounds of national security
- on guard
- on hard terms
- on health grounds
- on highly concessional interest terms
- on hire-purchase terms
- on humanitarian grounds
- on legal grounds
- on lobby terms
- on local level
- on low interest terms
- on mobile patrol
- on most favored nation term
- on much easier terms
- on mutually advantageous terms
- on non-party lines
- on oath
- on one's guard
- on one's own authority
- on pay-your-own-way basis
- on personal level
- on political level
- on purpose
- on reasonable terms
- on record
- on religious grounds
- on safety and financial grounds
- on schedule
- on security grounds
- on shaky ground
- on short notice
- on smb's authority
- on smb's own admission
- on soft terms
- on straight business terms
- on suspicion of having links with smb
- on suspicion of smth
- on suspicion of spying
