From naphal; fall, i.e. Decadence; concretely, a ruin; specifically a carcase -- carcase, fall, ruin.
see HEBREW naphal
H4658. mappeleth
מַמֶּ֫לֶת noun feminine carcass, ruin, overthrow; —
1 carcass, of lion, ׳מ construct Judges 14:8.
2 elsewhere suffix
a. a ruin, מַמַּלְתּוֺ Ezekiel 31:13 (kg. under figure of tree).
b. overthrow, id. Ezekiel 31:16 (same figurative); מַמַּלְתֶּ֑ךָ (kg.) 32:10; מַמַּלְתֵּךְ of Tyre) 26:15, 18; 27:27; מַמַּלְתָּם (of wicked) Proverbs 29:16.