unbrotherly

Lacking sibling warmth

Unbrotherly describes behavior or attitudes lacking the warmth, loyalty, or supportiveness expected between brothers or close companions.

It suggests a failure of fraternal duty: His refusal to help was unbrotherly.

The word applies beyond literal siblings to any relationship where solidarity is expected: an unbrotherly betrayal among old friends.

hostile

antagonistic

Actively opposed or hostile

vindictive · combative · belligerent · aggressive · contentious · quarrelsome · pugnacious · bellicose · acrimonious · rancorous

cold

indifferent

Lacking interest or concern

insensitive · detached · aloof · distant · cool · reserved · unemotional · dispassionate · impersonal · stony

estranged

alienated

Made distant or hostile

disunited · disaffected · withdrawn · isolated · apart · sundered · fractured · severed · ruptured · unreconciled

Opposites
familial warmth and loyalty

unbrotherlybrotherly

Like a caring sibling

fraternal · sisterly · warm · loyal · supportive

Family

brother, brothers, brotherly, brotherhood, sisterly, fraternity, fraternal, fraternize, brethren

Familiarity
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Profile
Used worldwide · Timeless · Abstract · Negative · Everyday, not technical · Rated G