bore vs gasbag

bore and gasbag both are nouns.

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

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

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

bore (noun)	gasbag (noun)
a hole or passage made by a drill; usually made for exploratory purposes	the bag containing the gas in a balloon
diameter of a tube or gun barrel	a boring person who talks a great deal about uninteresting topics
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)	gasbag (verb)
make a hole, especially with a pointed power or hand tool
cause to be bored