Your word for today is: egerdouce, n.
[‘A sauce made with sweet and sour ingredients; a dish prepared with such a sauce.’]
Pronunciation: Brit. /ˈɛɡəduːs/, /ɛɡəˈdus/, U.S. /ˈɛɡərˌdus/, /ˌɛɡərˈdus/
Forms: α. ME egarduse, ME egerduse, ME egge dows prob. transmission error, ME egredouncye transmission error, ME 18 egurdouce, ME 18– egerdouce, ME 18– egredouce. β. 18–19 aigredouce.
Etymology:Apparently < an unattested Anglo-Norman or Middle French noun *aigre-douce, use as noun of feminine of aigre-doux sweet and sour (see aigre-doux adj.). Compare later aigre-doux adj., agrodolce n.
French aigre-douce (noun) is attested later, but apparently only in the sense ‘Seville orange’:
1611 R. Cotgrave Dict. French & Eng. Tongues, Aigre-douce, A ciuile [sc. Seville] Orange; or, Orange, that is betweene sweet and sower.
hist. in later use.