Where does “excidendus” come from?

excidendus (Latin) comes from Latin excīdō, from Latin cadō, from Proto-Italic kadō, from Proto-Indo-European ḱad- — to fall.

Definitions

Ancestry of “excidendus”, step by step

StepLanguageWordMeaning
1Latinexcīdōto fall out, from or down, tumble to the ground, collapse, break down, drop
2Latincadōto fall, to fall out
3Proto-Italickadōfall, sink
4Proto-Indo-Europeanḱad-to fall
Every word from Proto-Indo-European ḱad-Every word from Proto-Italic kadōEvery word from Latin cadō