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lifeline (Noun)
A lifeline is a thing on which someone or something depends for survival or to escape a difficult situation. It can refer to a physical rope used for rescuing people or, more commonly, a figurative source of vital assistance.
Think of a 'Life' in a 'Line'. If you are drowning in a sea of problems, someone throws you a 'line' to save your 'life'...
Using 'lifeline' for minor help. → Using 'assistance' or 'a hand'.
Confusing 'lifeline' with 'deadline'. → Using 'deadline' for time limits.
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