Lemon is a type of Artifact. Pill is a type of Artifact. Pill is related to Seed. Seed is related to Being. 
Arise is the opposite of Lay. Lay is the opposite of Stand. Understand is etymologically related to Stand. Understand is a synonym of Appreciate. 
Lemon --IsA--> Artifact <--IsA-- Pill <--RelatedTo--> Seed <--RelatedTo--> Being 
Arise <--Antonym--> Lay <--Antonym--> Stand <--EtymologicallyRelatedTo-- Understand <--Synonym--> Appreciate 