Sentence:  If the wedding party lasted late , and the travel schedule means there are only a few hours before resuming the trip or making an early start , the husband may forestall tensions and uncertainties by confiding to his bride that lying in each other 's arms will <WSD>be</WSD> bliss enough for these few hours . 
Meaning of the word marked with <WSD> tags:  have the quality of being; (copula, used with an adjective or a predicate noun)