Pill is a synonym of Football. Football is related to Guard. Guard is related to Defense. Defense is related to Denial. 
Thread is a type of Cord. Thread is a synonym of Ribbon. Ribbon is related to Bright. Bright is related to Flower. 
Pill <--Synonym--> Football <--RelatedTo--> Guard <--RelatedTo--> Defense <--RelatedTo--> Denial 
Cord <--IsA-- Thread <--Synonym--> Ribbon <--RelatedTo--> Bright <--RelatedTo--> Flower 