Hostile, a.
Etymology: [L. hostilis, from hostis enemy: cf. F. hostile. See Host an army.]
Belonging or appropriate to an enemy; showing the disposition of an enemy; showing ill will and malevolence, or a desire to thwart and injure; occupied by an enemy or enemies; inimical; unfriendly; as, a hostile force; hostile intentions; a hostile country; hostile to a sudden change.
Syn. -- Warlike; inimical; unfriendly; antagonistic; opposed; adverse; opposite; contrary; repugnant.
1 other Webster entry under this spelling
Hostile, n.
An enemy; esp., an American Indian in arms against the whites; -- commonly in the plural. [Colloq.] P. H. Sheridan.