knickers vs bloomers

knickers and bloomers both are nouns.

Word	Noun	Adjective	Verb	Adverb
knickers	Yes	No	No	No
bloomers	Yes	No	No	No

As nouns, knickers and bloomers are synonyms defined as:

Other synonyms of knickers include drawers, pants.

knickers (noun)	bloomers (noun)
(used in the plural) underpants worn by women	(used in the plural) underpants worn by women
(used in the plural) trousers ending above the knee