sent - simm
- sequestration
- serf
- serfdom
- sergeant-at-arms
- serial number
- serial production
- series of tests
- serious accident
- serious allegation
- serious barrier
- serious bodily assault
- serious concern
- serious crime
- serious crisis
- serious differences
- serious dissatisfaction
- serious liability to smb
- serious problem
- serious proposal
- serious reservation
- serious rift
- serious risk
- serious shortage of smth
- serious talks
- serious threat
- serious unrest
- serious violation of the charter of the United Nations
- serious warning
- sermon
- sermonizing
- servant
- serve
- service
- service activities
- service area
- service benefit
- service certificate
- service class
- service crime
- service document