bemused vs lost

bemused is not a noun while lost is a noun.

Word	Noun	Adjective	Verb	Adverb
bemused	No	Yes	No	No
lost	Yes	Yes	No	No

As adjectives, bemused and lost are synonyms defined as:

bemused and lost: perplexed by many conflicting situations or statements; filled with bewilderment

Other synonyms of bemused include at sea, baffled, befuddled, bewildered, confounded, confused, mazed, mixed-up.

As adjectives, bemused and lost are synonyms defined as:

Other synonyms of bemused include preoccupied.

bemused (noun)	lost (noun)
	people who are destined to die soon

bemused (adjective)	lost (adjective)
perplexed by many conflicting situations or statements; filled with bewilderment	no longer in your possession or control; unable to be found or recovered
deeply absorbed in thought	spiritually or physically doomed or destroyed
	not gained or won
	unable to function; without help
	not caught with the senses or the mind
	perplexed by many conflicting situations or statements; filled with bewilderment
	deeply absorbed in thought
	having lost your bearings; confused as to time or place or personal identity
	cannot be recovered or regained