Synonyms for Friendly (same or very similar meaning)
WordNet sense 1 (characterized by friendship and good will):
amicable
WordNet sense 2 (exhibiting the qualities expected in a friendly neighbor):
neighborly
WordNet sense 3 (favorably disposed; not antagonistic):
favorable, well-disposed
WordNet sense 4 (diffusing warmth and friendliness):
affable, amiable, cordial, genial
From the ODE community, based on WordNet
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