botany vs aggregation

botany and aggregation both are nouns.

Word	Noun	Adjective	Verb	Adverb
botany	Yes	No	No	No
aggregation	Yes	No	No	No

As nouns, aggregation is a hypernym of botany; that is, aggregation is a word with a broader meaning than botany:

Other hypernyms of botany include accumulation, assemblage, collection.

botany (noun)	aggregation (noun)
the branch of biology that studies plants	the act of gathering something together
all the plant life in a particular region or period	several things grouped together or considered as a whole