"Saliva" in 60 seconds: watery liquid secreted into the mouth by glands, providing lubrication for chewing and swallowing, and aiding digestion.

i've been low, i'd say the lowest i've been was where i was disregarding any sign my body gave me of hunger as a trick by the creature inhabiting my brain so that he could feed it himself instead of me and i'd watch him grow, eventually growing bigger than me; 6ft 8" without his shoes, and swallow me whole as well.