Clark vs adventurer

Clark and adventurer both are nouns.

Word	Noun	Adjective	Verb	Adverb
Clark	Yes	No	No	No
adventurer	Yes	No	No	No

Clark (noun)	adventurer (noun)
Canadian politician who served as prime minister (1939-)	a person who enjoys taking risks
United States psychologist (born in Panama) whose research persuaded the Supreme Court that segregated schools were discriminatory (1914-2005)	someone who travels into little known regions (especially for some scientific purpose)
United States general who was Allied commander in Africa and Italy in World War II and was commander of the United Nations forces in Korea (1896-1984)
United States explorer who (with Meriwether Lewis) led an expedition from St. Louis to the mouth of the Columbia River; Clark was responsible for making maps of the area (1770-1838)