fear of swallowing
Phagophobia (from Greek φαγεῖν - phagein, `eat` and φόβος - phobos, `fear`) is a psychogenic dysphagia, a fear of swallowing. It is expressed in various swallowing complaints without any apparent physical reason detectable by physical inspection and laboratory analyses. An obsolete term for this phobia is choking phobia, but it was...
fear of eating
<psychiatry> Morbid fear of eating. ... Origin: phago-+ G. Phobos, fear ... (05 Mar 2000) ... 
Type: Term Pronunciation: fag′ō-fō′bē-ă Definitions: 1. Morbid fear of eating.
Phagophobia is the fear of swallowing.
phagophobia An abnormal or irrational fear of eating or swallowing certain kinds of food.