Wave is the opposite of Line. Line is a type of Formation. 
Size is related to Measure. Measure is related to Skill. Craft is a type of Skill. Aircraft is derived from Craft. 
Wave <--Antonym--> Line --IsA--> Formation 
Size <--RelatedTo--> Measure <--RelatedTo--> Skill <--IsA-- Craft <--DerivedFrom-- Aircraft 