Sheer is related to Action. Action is a synonym of Contest. 
Full is related to Period. Period is the opposite of Frequency. Frequency is a type of Ratio. Odds is a type of Ratio. 
Sheer <--RelatedTo--> Action <--Synonym--> Contest 
Full <--RelatedTo--> Period <--Antonym--> Frequency --IsA--> Ratio <--IsA-- Odds 