a. Obs.–1 [UN-1 7 b. Cf. AIRABLE a.] † Not capable of forming good music.

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a. 1619.  Campion, Counterpoint, Wks. (1909), 217. If this be the right Base,… what a strange vnaireable change must the key then make from F. with the first third sharp to G. with B. flat.

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