Thanatos vs death wish

Thanatos and death wish both are nouns.

Word	Noun	Adjective	Verb	Adverb
Thanatos	Yes	No	No	No
death wish	Yes	No	No	No

As nouns, Thanatos and death wish are synonyms defined as:

Other synonyms of Thanatos include death instinct.

Thanatos (noun)	death wish (noun)
(psychoanalysis) an unconscious urge to die	(psychoanalysis) an unconscious urge to die
(Greek mythology) the Greek personification of death; son of Nyx