handheld vacuum cleaner vs handheld vacuum

handheld vacuum cleaner and handheld vacuum both are nouns.

Word	Noun	Adjective	Verb	Adverb
handheld vacuum cleaner	Yes	No	No	No
handheld vacuum	Yes	No	No	No

As nouns, handheld vacuum cleaner and handheld vacuum are synonyms defined as:

handheld vacuum cleaner and handheld vacuum: a lightweight vacuum cleaner either powered from rechargeable batteries or mains power, popular for cleaning up smaller spills.

Other synonyms of handheld vacuum cleaner include hand-held vacuum, hand-held vacuum cleaner.

handheld vacuum cleaner (noun)	handheld vacuum (noun)
a lightweight vacuum cleaner either powered from rechargeable batteries or mains power, popular for cleaning up smaller spills.	a lightweight vacuum cleaner either powered from rechargeable batteries or mains power, popular for cleaning up smaller spills.