Share is a synonym of Percentage. Percentage is related to Rate. Flow is a type of Rate. Flow is related to Fluid. 
Wear is a type of Act. Act is related to Cut. Cut is related to Painful. Painful is related to Break. 
Share <--Synonym--> Percentage <--RelatedTo--> Rate <--IsA-- Flow <--RelatedTo--> Fluid 
Wear --IsA--> Act <--RelatedTo--> Cut <--RelatedTo--> Painful <--RelatedTo--> Break 