IPA: /ˈlaɪf.laɪn/
KK: /ˈlaɪfˌlaɪn/
A rope or line that helps someone in danger, often used to save people from drowning or to provide support in emergencies.
The rescue team threw a lifeline to the stranded boaters to help them reach safety.
Lifeline → It is formed from "life" (from Old English "līf", meaning existence or living) and "line" (from Old French "ligne", meaning a cord or string). The word "lifeline" refers to a line or means of support that is essential for survival or existence.
Think of a 'line' that represents 'life' — a lifeline is something that supports or saves you in times of need.