Yes it is
An effusive greeting is a warm, enthusiastic, and expressive way of welcoming someone. It often includes gestures such as hugs, wide smiles, and animated speech, conveying a sense of excitement and joy. This type of greeting can create a positive atmosphere and make the recipient feel valued and appreciated.
Unfriendly behavior can be described as cold, distant, and unwelcoming. It may involve a lack of warmth, openness, or consideration towards others.
the cold war was not exactly a war but it was between the United States and Russia.
Cold War.
(Effusive - with open or emotional intensity) "The professor was effusive in his praise of the new chancellor."
The adjective form is effusive (an effusive welcome).
The word unfriendly is an adjective. It means to not be friendly.
No, because the word effusive is an adjective, not a verb.
A "Hostile" is a unfriendly person.
Antonyms for the word friendly: aloof, antagonistic, cold, cool, incompatible, unfriendly, unreceptive, unsociable
The unfriendly store clerk refused to help me find what I was looking for.
The girl was unfriendly so she had no friends