trauma vs birth trauma

trauma and birth trauma both are nouns.

Word	Noun	Adjective	Verb	Adverb
trauma	Yes	No	No	No
birth trauma	Yes	No	No	No

As nouns, birth trauma is a hyponym of trauma; that is, birth trauma is a word with a more specific, narrower meaning than trauma:

trauma: an emotional wound or shock often having long-lasting effects
birth trauma: emotional injury inflicted on an infant by events incident to birth that is alleged to appear in symbolic form in patients with mental illness

As nouns, birth trauma is a hyponym of trauma; that is, birth trauma is a word with a more specific, narrower meaning than trauma:

trauma: any physical damage to the body caused by violence or accident or fracture etc.; the condition of an injury
birth trauma: physical injury to an infant during the birth process

trauma (noun)	birth trauma (noun)
an emotional wound or shock often having long-lasting effects	physical injury to an infant during the birth process
any physical damage to the body caused by violence or accident or fracture etc.; the condition of an injury	emotional injury inflicted on an infant by events incident to birth that is alleged to appear in symbolic form in patients with mental illness