Union (8)
'union' is the definition.
(synonyms)
This is the entire clue.
(Other definitions for marriage that I've seen before include "Wedding" , "Formal union" , "Wedlock of alliance" , "Church occasion" , ""Till death do us part" arrangement" .)
'union' is the definition.
(alliance is a kind of union)
This is all the clue.
(Other definitions for alliance that I've seen before include "Kind of partnership with canaille" , "Bond" , "Federation" , "The joining by political agreement or treaty" , "Marriage - union" .)
'union' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for liaison that I've seen before include "Bond of union" , "Usually secretive or illicit relationship" , "Binding agent of a sauce; secret relationship" , "Communication; relationship" , "An affair or mediation" .)
'union' is the definition.
(thesaurus)
This is the entire clue.
(Other definitions for bond that I've seen before include "Certificate of debt" , "Spy - stick" , "Link, connection" , "Tie - 007" , "James ...., fiction's 007" .)