irreverence vs attitude

irreverence and attitude both are nouns.

Word	Noun	Adjective	Verb	Adverb
irreverence	Yes	No	No	No
attitude	Yes	No	No	No

As nouns, attitude is a hypernym of irreverence; that is, attitude is a word with a broader meaning than irreverence:

irreverence: an irreverent mental attitude
attitude: a complex mental state involving beliefs and feelings and values and dispositions to act in certain ways

Other hypernyms of irreverence include mental attitude.

irreverence (noun)	attitude (noun)
a disrespectful act	a theatrical pose created for effect
an irreverent mental attitude	the arrangement of the body and its limbs
	a complex mental state involving beliefs and feelings and values and dispositions to act in certain ways
	position of aircraft or spacecraft relative to a frame of reference (the horizon or direction of motion)