In an unfriendly manner.

Hostilely; perversely; fiercely. Obsolete.

After the manner of an enemy; as an enemy does.

In a hostile manner.

(un-, prefix1 affix 5.)

in a hostile manner; spitefully.

after the manner of an enemy.

figurative. Without ardour, enthusiasm, or cordiality; without friendly welcome; in a way that chills.

in an inimicous or inimical manner.

In a hostile manner; as or in the manner of an enemy.

inimically.

in an inimical or hostile manner.

(un-, prefix1 affix 5.)