bleeding vs trauma

bleeding and trauma both are nouns.

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

As nouns, trauma is a hypernym of bleeding; that is, trauma is a word with a broader meaning than bleeding:

bleeding: the flow of blood from a ruptured blood vessel
trauma: any physical damage to the body caused by violence or accident or fracture etc.; the condition of an injury

Other hypernyms of bleeding include harm, hurt, injury.

bleeding (noun)	trauma (noun)
the flow of blood from a ruptured blood vessel	an emotional wound or shock often having long-lasting effects
	any physical damage to the body caused by violence or accident or fracture etc.; the condition of an injury