Where does “engavetamento” come from?

engavetamento (Portuguese) comes from Portuguese engavetar, from Portuguese En-, from Old Portuguese en-, from Latin in-, from Latin in, from Old Latin en, from Proto-Italic en, from Proto-Indo-European h₁én — in.

engavetamento (Portuguese): pile-up (traffic accident involving many vehicles hitting each other in succession)

Definitions

pile-up (traffic accident involving many vehicles hitting each other in succession)

Ancestry of “engavetamento”, step by step

Step	Language	Word	Meaning
1	Portuguese	engavetar	to store in a drawer
2	Portuguese	En-	en- all meanings
3	Old Portuguese	en-	in-
4	Latin	in-	un-, non-, not; in, within, inside
5	Latin	in	in, at, on, upon, from; within, while in; into,...
6	Old Latin	en	in
7	Proto-Italic	en	in
8	Proto-Indo-European	h₁én	in

Every word from Proto-Indo-European h₁én →Every word from Proto-Italic en →Every word from Latin in- →