Sentence:  Torrid Adios ( Torrid-Adios Molly ) <WSD>is</WSD> not so masculine as most of the colts , but I like his type and he certainly is one of the best-gaited pacers on the grounds . 
Meaning of the word marked with <WSD> tags:  have the quality of being; (copula, used with an adjective or a predicate noun)