bereaved vs bereft

bereaved is a noun but bereft is not a noun.

Word	Noun	Adjective	Verb	Adverb
bereaved	Yes	Yes	No	No
bereft	No	Yes	No	No

As adjectives, bereaved and bereft are synonyms defined as:

Other synonyms of bereaved include grief-stricken, grieving, mourning, sorrowing.

bereaved (noun)	bereft (noun)
a person who has suffered the death of someone they loved

bereaved (adjective)	bereft (adjective)
sorrowful through loss or deprivation	sorrowful through loss or deprivation
	unhappy in love; suffering from unrequited love