(adj): vs. closed) -- (affording free passage or access
(adj): with the mouth wide open indicating boredom or sleepiness
(adj): vs. closed), opened -- (used of mouth or eyes
(adj): prenominal) -- (showing lack of attention or boredom
(adj): vs. attentive) -- (showing a lack of attention or care
yawn
(v): utter a yawn, as from lack of oxygen or when one is tired
(v): draw air into, and expel out of, the lungs
(v): be wide open
(v): have the quality of being; (copula, used with an adjective or a predicate noun)
(n): an involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom
(n): an automatic instinctive unlearned reaction to a stimulus
