bubblejet vs bubble-jet printer

bubblejet and bubble-jet printer both are nouns.

Word	Noun	Adjective	Verb	Adverb
bubblejet	Yes	No	No	No
bubble-jet printer	Yes	No	No	No

As nouns, bubblejet and bubble-jet printer are synonyms defined as:

Other synonyms of bubblejet include bubble jet printer.

bubblejet (noun)	bubble-jet printer (noun)
a kind of ink-jet printer	a kind of ink-jet printer