tripper vs tourer

tripper and tourer both are nouns.

Word	Noun	Adjective	Verb	Adverb
tripper	Yes	No	No	No
tourer	Yes	No	No	No

As nouns, tourer is a hypernym of tripper; that is, tourer is a word with a broader meaning than tripper:

Other hypernyms of tripper include holidaymaker, tourist.

tripper (noun)	tourer (noun)
a catch mechanism that acts as a switch	large open car seating four with folding top
a tourist who is visiting sights of interest	someone who travels for pleasure
a walker or runner who trips and almost falls
(slang) someone who has taken a psychedelic drug and is undergoing hallucinations