Difference between Unfriendly and Hostile

UNFRIENDLY vs HOSTILE: NOUN

An antagonistic person or thing.
An enemy in warfare.
An enemy: specifically, in the United States, a hostile Indian; an Indian who is engaged in warfare against the whites.
An enemy; esp., an American Indian in arms against the whites; -- commonly in the plural.
An enemy.
Troops belonging to the enemy's military forces

Characterized by enmity or ill will
Very unfavorable to life or growth
Impossible to bring into friendly accord
Used of attempts to buy or take control of a business
Very unfriendly
Not belonging to your own country's forces or those of an ally
Of, relating to, or characteristic of an enemy.
Feeling or showing enmity or ill will.
Being in opposition; opposed.
Unfavorable to health or well-being; inhospitable or adverse.
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
Marked by features that oppose constructive treatment or development

Synonyms Averse, Adverse, Inimical, Hostile; unfriendly, warlike. Averse applies to feeling, adverse to action: as, I was very averse to his going; an adverse vote; adverse fortune. Inimical expresses both feeling and action, generally in private affairs. Hostile also expresses both feeling and action, but applies especially to public affairs; where it applies to private matters, it expresses either strong or conspicuous action or feeling, or both, or all.
Of inimical character or tendency; having or exhibiting enmity or antagonism; antagonistic: as, a hostile manifesto; hostile criticism.
Of or pertaining to an enemy: as, hostile ground.

Unfavorable, Harsh, Antagonistic, Friendly, Uncordial, Beetle browed, Scowling, Cool, Chilly, Unneighbourly, Uncongenial, Inimical, Unneighborly, Inhospitable, Hostile

Ill, Bitter, Irreconcilable, Opposing, Truculent, Unfavorable, Inimical, Antipathetic, Enemy, Aggressive, Uncongenial, Inhospitable, Belligerent, Antagonistic, Unfriendly

Unfavorable, Harsh, Antagonistic, Friendly, Uncordial, Beetle browed, Scowling, Cool, Chilly, Unneighbourly, Uncongenial, Inimical, Unneighborly, Inhospitable, Hostile

Ill, Bitter, Irreconcilable, Opposing, Truculent, Unfavorable, Inimical, Antipathetic, Enemy, Aggressive, Uncongenial, Inhospitable, Belligerent, Antagonistic, Unfriendly

Enemy everywhere, unfriendly friend especially at your workplace.
However, worse above all: arrogant and unfriendly personnel.
Cramped seats, old aircraft and unfriendly flight attendants.
Hostage, nameless, overload, underestimate, amoral, unfriendly, gooseberry, carefulness.
Icelandair personnel at the airport were extremely unfriendly.
Hotel staff are completely unfriendly and suspicious looking.
It was a very unfriendly environment as well.
We did not meet one unfriendly staff member!
Auckland city depot was very curt and unfriendly.
Unfriendly power, unfriendly zone, blocks line of sight for everyone, blah blah blah.

And, if it is found that a hostile work environment exists, you must take appropriate action to ensure that the hostile work environment ceases.
Eritrea has become hostile in her foreign relations too, considering her neighbours to be hostile to struggle.
The Nether: This is a relatively hostile dimension in which Lava and both neutral and hostile Mobs are everywhere.
Hostile, impulsive children tend to be poor perspective takers and often interpret other children as having a hostile intent.
Hostile Environment sexual harassment in which such conduct creates an intimidating, hostile, or offensive working environment.
An attack to disable or destroy a hostile force is Immediate Pursuit of Hostile Foreign Forces.
Russian moves in sharing weapons and technologies with hostile or potentially hostile countries, like Iran.
Common definitions for Defense of Self or Others, Imminent Threat, Hostile Act, Hostile Intent.
Segregate hostile elements such as religious, political, or ethnic groups hostile to one another.
Once a force is declared hostile by appropriatact or demonstrated hostile intent before engaging the declared hostile force.