Nouns

(n)therea location other than here; that place; location, medial pronoun; demonstrative pronoun, location; quantifier: demonstrative determiner, distal; demonstrative pronoun, location; quantifier: demonstrative determiner, singular, distal“you can take it from there”

Adverbs

(r)therein or at that place or location“they have lived there for years”, “it's not there”, “that man there”
(r)therein that matter; in that respect; on that point“I agree with you there”
(r)there, thitherto or toward that place; away from the speaker“go there around noon!”