Endorse is a synonym of Second. Second is related to Street. Street is related to Neighborhood. Neighborhood is related to House. 
Casual is related to Mention. Mention is a type of Notice. Notice is related to Writing. Essay is a type of Writing. 
Endorse <--Synonym--> Second <--RelatedTo--> Street <--RelatedTo--> Neighborhood <--RelatedTo--> House 
Casual <--RelatedTo--> Mention --IsA--> Notice <--RelatedTo--> Writing <--IsA-- Essay 