reach vs earshot

reach and earshot both are nouns.

Word	Noun	Adjective	Verb	Adverb
reach	Yes	No	Yes	No
earshot	Yes	No	No	No

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

Other hyponyms of reach include earreach, hearing, eyeshot, view, rifle range, rifle shot.

reach (noun)	earshot (noun)
the act of physically reaching or thrusting out	the range within which a voice can be heard
an area in which something acts or operates or has power or control:
the limit of capability
the limits within which something can be effective

reach (verb)	earshot (verb)
be in or establish communication with
to exert much effort or energy
move forward or upward in order to touch; also in a metaphorical sense
reach a point in time, or a certain state or level
reach a destination, either real or abstract
reach a goal
place into the hands or custody of
to gain with effort
to extend as far as