Artificial intelligent assistant

spumeous

ˈspumeous, a. Obs.
  [f. L. spūme-us (hence It. spumeo, Pg. espumeo), f. spūma spume n.]
  Foamy, frothy; spumous, spumy.

1635 D. Person Varieties ii. 55 These spumeous exhalations are such as are combustible and capable to bee kindled. 1664 Power Exp. Philos. i. 28 That spumeous froth or dew which here in the North we call Cuckow-Spittle. a 1670 Hacket Cent. Serm. (1675) 512 Far be it from us to think that it was not water,..but a spumeous phlegmatic humour.

Oxford English Dictionary

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