Sentence:  As I have been intimating , in the schizophrenic - and perhaps also in the dreams of the neurotic ; this <WSD>is</WSD> a question which I have no wish to take up - condensation is a phenomenon in which one finds not a condensed expression of various feelings and ideas which are , at an unconscious level , well sorted out , but rather a condensed expression of feelings and ideas which , even in the unconscious , have yet to become well differentiated from one another . 
Meaning of the word marked with <WSD> tags:  have the quality of being; (copula, used with an adjective or a predicate noun)