alarm vs fright

alarm and fright both are nouns.

Word	Noun	Adjective	Verb	Adverb
alarm	Yes	No	Yes	No
fright	Yes	No	Yes	No

As nouns, fright is a hypernym of alarm; that is, fright is a word with a broader meaning than alarm:

alarm: fear resulting from the awareness of danger
fright: an emotion experienced in anticipation of some specific pain or danger (usually accompanied by a desire to flee or fight)

Other hypernyms of alarm include fear, fearfulness.

As verbs, fright is a hypernym of alarm; that is, fright is a word with a broader meaning than alarm:

Other hypernyms of alarm include affright, frighten, scare.

alarm (noun)	fright (noun)
a device that signals the occurrence of some undesirable event	an emotion experienced in anticipation of some specific pain or danger (usually accompanied by a desire to flee or fight)
a clock that wakes a sleeper at some preset time
an automatic signal (usually a sound) warning of danger
fear resulting from the awareness of danger

alarm (verb)	fright (verb)
warn or arouse to a sense of danger or call to a state of preparedness	cause fear in
fill with apprehension or alarm; cause to be unpleasantly surprised