Term: yawn: an involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom
Broader: reflex: an automatic instinctive unlearned reaction to a stimulus | Unrelated: calash: a woman's large folded hooped hood; worn in the 18th century
Broader: reflex: an automatic instinctive unlearned reaction to a stimulus | Unrelated: temperate rain forest: a rain forest in a temperate area
Broader: reflex: an automatic instinctive unlearned reaction to a stimulus | Unrelated: amphibious operation: a military operation by both land and sea forces
Broader: reflex: an automatic instinctive unlearned reaction to a stimulus | Unrelated: teratoma: a tumor consisting of a mixture of tissues not normally found at that site
Broader: reflex: an automatic instinctive unlearned reaction to a stimulus | Unrelated: dust cloud: a cloud of dust suspended in the air
Broader: reflex: an automatic instinctive unlearned reaction to a stimulus | Unrelated: fodder: coarse food (especially for livestock) composed of entire plants or the leaves and stalks of a cereal crop
Broader: reflex: an automatic instinctive unlearned reaction to a stimulus | Unrelated: lie-abed: a person who stays in bed until a relatively late hour
Broader: reflex: an automatic instinctive unlearned reaction to a stimulus | Unrelated: squatinidae: bottom-dwelling ray-like sharks
Broader: reflex: an automatic instinctive unlearned reaction to a stimulus | Unrelated: stitchwort: low-growing north temperate herb having small white star-shaped flowers; named for its alleged ability to ease sharp pains in the side
Broader: reflex: an automatic instinctive unlearned reaction to a stimulus | Unrelated: overdraft credit: credit provided by a bank in honoring a customer's overdrafts