Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
Cardĕa or Carda, ae, f., a goddess who presided over the hinges of doors (i. e. over family life), Tert. adv. Gnost. 10; Aug. Civ. Dei, 4, 8; Cypr. Idol. Van. 2; cf. Carna.