probe vs enquire

probe is a noun but enquire is not a noun.

Word	Noun	Adjective	Verb	Adverb
probe	Yes	No	Yes	No
enquire	No	No	Yes	No

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

Other hyponyms of probe include inquire, investigate, re-examine, hear, try.

probe (noun)	enquire (noun)
an exploratory action or expedition
an investigation conducted using a flexible surgical instrument to explore an injury or a body cavity
a flexible slender surgical instrument with a blunt end that is used to explore wounds or body cavities
an inquiry into unfamiliar or questionable activities

probe (verb)	enquire (verb)
question or examine thoroughly and closely	have a wish or desire to know something
examine physically with or as if with a probe	address a question to and expect an answer from
	conduct an inquiry or investigation of