Disloyalty, n.
Etymology: [Pref. dis- + loyalty: cf. OF. desloiauté, deslealté, F. déloyauté.]
Want of loyalty; lack of fidelity; violation of allegiance.
Shades of meaning
Fernald lists disloyalty only as an antonym, under allegiance.
He lists it without comment; the entries above explain its neighbors.
Synonyms
none given