Sanction is a synonym of Authorize. Authorize is a type of Permit. Permit is related to Pass. Pass is a synonym of Communicate. 
Debris is a synonym of Dust. Dust is related to Dark. Dark is the opposite of Light. Light is a synonym of Delicate. 
Sanction <--Synonym--> Authorize --IsA--> Permit <--RelatedTo--> Pass <--Synonym--> Communicate 
Debris <--Synonym--> Dust <--RelatedTo--> Dark <--Antonym--> Light <--Synonym--> Delicate 