ptyalagoguen.

Etymology: < French ptyalagogue (1756 or earlier) or its post-classical Latin etymon (1749 or earlier in plural ptyalagoga (see quot. 1749); 1682 or earlier in plural ptyalagoga , in Greek characters and with Greek ending (see quot. 1682); both of these could show either a singular ptyalagogum or ptyalagogon ) < ancient Greek πτύαλον spittle, saliva (see ptyalism n.) + post-classical Latin -agogum -agogue comb. form. Compare post-classical Latin ptyalagogos (adjective) inducing the flow of saliva (1713 or earlier, in Greek characters and with Greek ending). Compare earlier sialagogue n.Compare the following early example of post-classical Latin ptyalagoga, plural noun:1682 T. Bonet Mercurius Compitalitius vi. xxi. 206 In Febribus Πτυαλαγώγα locum habent si putridae, benignae, intermittentes.[In fevers, substances that induce the flow of saliva are appropriate as treatment if they (sc. the fevers) are putrid (see putrid adj. 2), benign, or intermittent.]