Conduct is a synonym of Plot. Plot is related to Book. Book is related to Hero. 
Grip is related to Firm. Firm is a synonym of Tone. Tone is a synonym of Note. Note is related to Mail. 
Conduct <--Synonym--> Plot <--RelatedTo--> Book <--RelatedTo--> Hero 
Grip <--RelatedTo--> Firm <--Synonym--> Tone <--Synonym--> Note <--RelatedTo--> Mail 