react vs respond

react and respond both are verbs.

Word	Noun	Adjective	Verb	Adverb
react	No	No	Yes	No
respond	No	No	Yes	No

As verbs, react and respond are synonyms defined as:

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

react (verb)	respond (verb)
undergo a chemical reaction; react with another substance under certain conditions	show a response or a reaction to something
show a response or a reaction to something	respond favorably or as hoped
act against or in opposition to	react verbally