space·walk or space walk 
(spās:wôlk′)
(spās:wôlk′)n.
A stint of extravehicular activity by an astronaut in space.
spacewalk′ v.
spacewalk′er n.
- interactively
- interagency
- inter alia
- inter alios
- interannual
- interannually
- interatomic
- interbank
- interbrain
- interbreed
- intercalary
- intercalate
- intercalation
- intercalative
- intercede
- interceder
- intercellular
- intercept
- intercepter
- interception
- interceptive
- interceptor
- intercession
- intercessional
- intercessor