Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun monarch

2 senses of monarch

Sense 1
sovereign, crowned head, monarch -- (a nation's ruler or head of state usually by hereditary right)
       => ruler, swayer -- (a person who rules or commands; "swayer of the universe")
       => head of state, chief of state -- (the chief public representative of a country who may also be the head of government)

Sense 2
monarch, monarch butterfly, milkweed butterfly, Danaus plexippus -- (large migratory American butterfly having deep orange wings with black and white markings; the larvae feed on milkweed)
       => danaid, danaid butterfly -- (large tropical butterfly with degenerate forelegs and an unpleasant taste)