English
agoraphobiac
From agoraphobia + -ac.
Formed from agoraphobia + -ac
Proto-Indo-European *h₂ger- ‘to gather’
Proto-Indo-European *h₂goréh₂
Proto-Hellenic *agorā́ ‘market’
Ancient Greek ἀγορά ‘assembly’
Latin agoraphobia
English agoraphobia
Today it means
noun One who fears open spaces, crowds, or uncontrolled social conditions.
Language periods are conventional ranges, not dates for this word.
Etymograph / agoraphobiac