401K401K /ˌfɔːr əʊ wʌn ˈkeɪ $ -oʊ-/ 
in the US, a way of saving money for your retirement that is handled through the company where you work
in the US, a way of saving money for your retirement that is handled through the company where you work- social security
- Social Security Number
- social service
- social sharing
- social studies
- social work
- social worker
- societal
- society
- Society of Friends
- Society of Jesus
- socio-
- socioeconomic
- socioeconomically
- sociological
- sociologically
- sociologist
- sociology
- sociopath
- sociopathic
- sock
- socket
- sock puppet
- Socrates
- Socratic