Beat is a synonym of Shell. Shell is related to Case. Case is related to Lower. 
Grow can be Anonymous. Grow is related to Biological. Biological is the opposite of Adopt. Adopt is related to Acquisition. 
Beat <--Synonym--> Shell <--RelatedTo--> Case <--RelatedTo--> Lower 
Anonymous <--HasProperty-- Grow <--RelatedTo--> Biological <--Antonym--> Adopt <--RelatedTo--> Acquisition 