prod vs halloo

prod and halloo both are nouns.

Word	Noun	Adjective	Verb	Adverb
prod	Yes	No	Yes	No
halloo	Yes	No	Yes	No

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

Other hyponyms of prod include goose, goad.

prod (noun)	halloo (noun)
a pointed instrument that is used to prod into a state of motion	a shout to attract attention
a verbalization that encourages you to attempt something

prod (verb)	halloo (verb)
urge on; cause to act	shout `halloo', as when greeting someone or attracting attention
poke or thrust abruptly	urge on with shouts
to push against gently