neighborly (adj.)

• agreeable
• amiable
• amicable
• beneficent
• benevolent
• benign
• benignant
• brotherly
• congenial
• cooperative
• cordial
• favorable
• fraternal
• friendly
• generous
• genial
• gracious
• gregarious
• harmonious
• hearty
• hospitable
• kind
• kindly
• liberal
• open
• openhearted
• peaceable
• pleasant
• propitious
• receptive
• sisterly
• sociable
• social
• warm
• warmhearted
• welcoming
• well-disposed
• well-intentioned
• well-meaning
• well-meant