anti-monarchist
adjective
an·ti-mon·ar·chist 
ˌan-tē-ˈmä-nər-kist,
ˌan-tī- variants or less commonly antimonarchist
: opposed to or hostile toward monarchies or monarchs
anti-monarchist groups
anti-monarchist noun
or less commonly antimonarchist
… William is the future King of England, and Canada, too, unless the anti-monarchists get their way. 
Rosie DiManno
Rosie DiManno 
Word History
First Known Use
1872, in the meaning defined above
- quick-freeze
- quick-freezes
- quick-freezing
- quick-froze
- quick-frozen
- quick-in-the-hand
- quick-lunch
- quick-setting
- quick-sighted
- quick-sightedness
- quick-tempered
- quick-witted
- quick-wittedly
- quick-wittedness
- quick/slow off the mark
- quickbeam
- quickbeams
- quicken
- quickened
- quickener
- quickeners
- quickening
- quickening liquid
- quickenings
- quickens