reach vs culminate

reach is a noun but culminate is not a noun.

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

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

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

Other hyponyms of reach include score, get to, make, progress to, reach, begin, come to, strike, compass, average, finagle, manage, wangle.

reach (noun)	culminate (noun)
the act of physically reaching or thrusting out
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)	culminate (verb)
be in or establish communication with	end, especially to reach a final or climactic stage
to exert much effort or energy	rise to, or form, a summit
move forward or upward in order to touch; also in a metaphorical sense	bring to a head or to the highest point
reach a point in time, or a certain state or level	reach the highest altitude or the meridian, of a celestial body
reach a destination, either real or abstract	reach the highest or most decisive point
reach a goal
place into the hands or custody of
to gain with effort
to extend as far as