ask (someone) to marry you; "he popped the question on Sunday night"; "she proposed marriage to the man she had known for only two months"; "The old bachelor finally declared himself to the young woman"
easily spread; "fear is exceedingly infectious; children catch it from their elders"- Bertrand Russell
caused by infection or capable of causing infection; "viruses and other infective agents"; "a carrier remains infective without himself showing signs of the disease"
of or relating to infection; "infectious hospital"; "infectious disease"