A Profile.
Strike slip faults display horizontal or "sideways" deformation.
The adjective would be the number "one" (which might be called a determiner). The adverb is "alone" modifying the verb stands.
I would say that it stands out from the crowd. A very pure color.
How about something that stands for the person or is a reminder of the person, rather than something that represents the emotion of missing? You may not always be missing this person, but perhaps you would always like a reminder. Think of an image of something they love (a tree or flower, a baseball, an animal, the symbol of a place) or something that stands for their traits, such as courage or loyalty or a loving heart.
A person who hunts animals for their fur is called a fur trapper.
A person that stands for equality is called an equal opportunist.
A sideways pass is called a lateral.
... If you mean the sign that looks like a figure 8 sideways, it stands for eternity
sideways 8 http://www.typophile.com/files/infinityJH.gif
respondent
respondent
A baby that is born sideways while exiting the uterus is called a transverse presentation.
the checkout assistant
Yes. For Some reason it stands for Northside.
If by movement you mean tilting it is called roll. There is no name for a boat simply moving sideways.
Sidewinder
Its is called side-passing.