bore vs platitudinarian

bore and platitudinarian both are nouns.

Word	Noun	Adjective	Verb	Adverb
bore	Yes	No	Yes	No
platitudinarian	Yes	No	No	No

As nouns, platitudinarian is a hyponym of bore; that is, platitudinarian is a word with a more specific, narrower meaning than bore:

Other hyponyms of bore include gasbag, windbag, nudnick, nudnik, stuffed shirt.

bore (noun)	platitudinarian (noun)
a hole or passage made by a drill; usually made for exploratory purposes	a bore who makes excessive use of platitudes
diameter of a tube or gun barrel
a high wave (often dangerous) caused by tidal flow (as by colliding tidal currents or in a narrow estuary)
a person who evokes boredom

bore (verb)	platitudinarian (verb)
make a hole, especially with a pointed power or hand tool
cause to be bored