Morpheme
-acious
Type
suffix
Denotation
adjective suffix denoting “resembling, full of, abounding in, having, possession of” often corresponding to -acity nouns
Etymology
(1) suffixal construction from -acity + -ous; Medieval Latin -ācitās; Latin -ācis (from -āx) + -i- + -tās; (2) French -acieux, from -ace; Latin -ācia, from -ācis + -ia, from -āx
Evidence
audacious, bibacious, contumacious, dicacious, edacious, efficacious, fallacious, feracious, fugacious, fumacious, furacious, hellacious, linguacious, loquacious, mendacious, minacious, mordacious, nugacious, perspicacious, pertinacious, predacious, procacious, procaciously, pugnacious, rapacious, salacious, scribacious, veracious
See Also
-ax, -ace, -acy, -aceous, -acious, -asse, -accia, -azzo, -azzi, -acea, -aceae, -aceum, -acean, -acic, -acoyl, -acitate, -acitance, -acitor, -acitive, -aci-