sub-qualityn.

1771 M. A. Meilan Grammar Eng. Lang. xxii. 40 They may receive titles from their different natures, and be called names, nominal qualities, actions, actional qualities, sub-qualities, and non-entities.

1869 Temple Bar July 458 Mr. Browning is certainly far more masculine than feminine in his studiousness; but his masculinity is a mere sub-quality to that one great predominating characteristic.

1899 F. J. Mather Chaucer's Prol. p. xlii The most serious passages of his poetry are seldom without a sub-quality of humor, while usually this quality is unrestrained.

1908 Power Boating May 230/2 These qualities themselves depend upon a number of sub-qualities, all of which contribute to the sum total of excellence.

2010 U. Franke et al. in E. Proper et al. Trends in Enterprise Archit. Res. 19 Maintainability is defined by five sub-qualities, viz. flexibility, reusability, extensibility, portability, and integrability.