sea·sick·ness 
(sēsĭk′nĭs)
(sēsĭk′nĭs)n.
Motion sickness resulting from the pitching and rolling of a ship or boat in water, especially at sea.
seasick′ adj.
- non sequitur
- nonsexist
- nonsignificance
- nonsignificant
- nonsignificantly
- nonsked
- nonskid
- nonslip
- non-small cell lung cancer
- nonsmoker
- nonsmoking
- nonspecific
- nonstandard
- nonstarter
- nonsteroid
- nonsteroidal
- nonstick
- nonstop
- nonstrange quark matter
- nonstress test
- nonsuch
- nonsuch
- nonsuit
- nonsupport
- nontarget