TS Eliot works about animal giving a lump in the throat

• Malfunctioning toilets contain animal's body part
• A flap of cartilage that covers the windpipe while swallowing
• Thin flap in the throat
• Glutton blocking toilets ruined cover for pipe

WordNet Word definitions in WordNet
n. a flap of cartilage that covers the windpipe while swallowing [also: epiglottides (pl)]

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Epiglottis \Ep`i*glot"tis\, n. [NL., fr. Gr. ?; 'epi` upon + ?, ?, tongue. See Glottis .] (Anat.) A cartilaginous lidlike appendage which closes the glottis while food or drink is passing while food or drink is passing through the pharynx.

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
1610s, from Late Latin epiglottis , from Greek epiglottis , literally "(that which is) upon the tongue," from epi "on" (see epi- ) + glottis , from glotta , variant of glossa "tongue" (see gloss (n.2)). An earlier form was epiglote (early 15c.), from Old ...

Wiktionary Word definitions in Wiktionary
n. (context anatomy English) A cartilaginous organ in the throat of terrestrial vertebrates covering the glottis when swallowing to prevent food and liquid from entering the trachea, and in Homo sapiens also a speech organ.

Wikipedia Word definitions in Wikipedia
The epiglottis is a flap made of elastic cartilage tissue covered with a mucous membrane , attached to the entrance of the larynx . It projects obliquely upwards behind the tongue and the hyoid bone , pointing dorsally. It stands open during breathing, ...