Where does “landfall” come from?

I appreciate the detailed instructions, but I need to flag a critical issue with the provided chain before writing the summary. The chain appears malformed and contradictory: - It lists "English land | English whale | English wale" as the starting point, but these are three different English words, not a progression toward "landfall" - "Proto-Indo-European lendʰ-" appears twice identically - "Proto-Indo-European wel-" appears twice identically - There's no clear path showing how these elements combine to form "landfall" or what their relationship is For an accurate one-sentence etymology, I would need: 1. Clarification of whether this is the etymology of "land," "whale," "wale," or specifically "landfall" 2. A coherent chain showing the actual etymological progression 3. The meaning information for each stage (especially for PIE roots) Could

landfall (English): Arrival at the shore by ship; The point at which...