Conventional is similar to Traditional. Traditional is similar to Classical. Classical is similar to Standard. Standard is related to Protocol. 
Cargo is a synonym of Load. Load is related to Carry. Carry is related to Movement. Movement is a synonym of Set. 
Conventional <--SimilarTo--> Traditional <--SimilarTo--> Classical <--SimilarTo--> Standard <--RelatedTo--> Protocol 
Cargo <--Synonym--> Load <--RelatedTo--> Carry <--RelatedTo--> Movement <--Synonym--> Set 