The Collaborative International Dictionary
Suist
Suist \Su"ist\, n. [L. suus belinging to himself or to one's
self.]
One who seeks for things which gratify merely himself; a
selfish person; a selfist. [R.]
--Whitlock.
Wiktionary
suist
n. One who seeks for things which gratify merely himself; a selfish person; a selfist.