insect bite vs trauma

insect bite and trauma both are nouns.

Word	Noun	Adjective	Verb	Adverb
insect bite	Yes	No	No	No
trauma	Yes	No	No	No

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

insect bite: a painful wound caused by the thrust of an insect's stinger into skin
trauma: any physical damage to the body caused by violence or accident or fracture etc.; the condition of an injury

Other hypernyms of insect bite include harm, hurt, injury.

insect bite (noun)	trauma (noun)
a painful wound caused by the thrust of an insect's stinger into skin	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