focacius

Latin

From focus (“hearth”) +‎ -ācius (late form of -āceus). Attested in Isidore. Doublet of focāceus, found in New Latin.

focācius (feminine focācia, neuter focācium); first/second-declension adjective (Late Latin)

of or belonging to the hearth, focal
1. (of bread) baked in the ashes of the hearth
  (Can we find and add a quotation of Isidore of Seville to this entry?)

	masculine	feminine	neuter	masculine	feminine	neuter
	singular			plural
nominative	focācius	focācia	focācium	focāciī	focāciae	focācia
genitive	focāciī	focāciae	focāciī	focāciōrum	focāciārum	focāciōrum
dative	focāciō	focāciae	focāciō	focāciīs
accusative	focācium	focāciam	focācium	focāciōs	focāciās	focācia
ablative	focāciō	focāciā	focāciō	focāciīs
vocative	focācie	focācia	focācium	focāciī	focāciae	focācia

“fŏcācĭus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
Focacius in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
fŏcācĭus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette, page 677/1.