agape
adjective
[ əˈɡeɪp ]
• (of a person's mouth) wide open in surprise or wonder.
• "Downes listened, mouth agape with incredulity"
Origin:
mid 17th century: from a-2 ‘on’ + gape.
agape
noun
• Christian love, as distinct from erotic love or simple affection.
Origin:
early 17th century: from Greek agapē ‘brotherly love’.