Respect is a synonym of Observe. Observe is a synonym of Detect. 
Credit is a type of Accomplishment. Accomplishment is related to Complete. Complete is related to Conclusion. Conclusion is related to Theory. 
Respect <--Synonym--> Observe <--Synonym--> Detect 
Credit --IsA--> Accomplishment <--RelatedTo--> Complete <--RelatedTo--> Conclusion <--RelatedTo--> Theory 