Sentence:  It 's the old story , war or no war , and more than one viewer may recall Hollywood 's `` Titanic '' , several seasons back , when the paramount concern <WSD>was</WSD> for the marital discord of a society dilettante . 
Meaning of the word marked with <WSD> tags:  have the quality of being; (copula, used with an adjective or a predicate noun)