SPUMOUS
Etymology
Adjective
spumous (comparative more spumous, superlative most spumous)
frothy or foamy; spumy
The spumous and florid State which the Blood acquires in passing through the Lungs.
Source: Wiktionary
Spum"ous, Spum"y, a. Etym: [L. spumosus, spuma foam: cf. F. spumeux.]
Definition: Consisting of, containing, or covered with, froth, scum, or
foam; frothy; foamy.
The spumous and florid state of the blood. Arbuthnot.
The spumy waves proclaim the watery war. Dryden.
Source: Webster’s Unabridged Dictionary 1913 Edition