-ist
(Greek > Latin: a suffix; one who believes in; one who is engaged in; someone who does something)
revivalist
1. A promoter, organizer, or preacher of the Bible, at a religious revival meeting; especially, such a meeting for evangelical Christians.
2. Someone who wishes to revive customs, ideas, or institutions.
2. Someone who wishes to revive customs, ideas, or institutions.
revolutionist
One who delights in oddly shaped twigs: Tommy always brought home some strangely-shaped branches and sticks which he put on the window ledge in his room. His mother said that he was a real rhabdoidephilist.
rhabdomantist
Someone who searches for underground water or minerals by using a dowsing rod.
rhapsodist
rheologist
rheumatist
rheumatologist
rhinologist
A specialist in rhinology.
rhizotomist
rigorist
1. Someone who is of strict or rigid principles or manners.
In general, a person who adheres to severity or purity in anything.
2. Characterized by strictness or severity in principles or practice; rigid; strict; exacting.
ritualist
robotophilist
A collector of remote control gear.
roentgenologist
Radiologist, a physician who uses x-rays or other sources of radiation for diagnosis and treatment.
rotuliphilist
A collector of baby rattles.