Where does “Tannenbaum” come from?

Tannenbaum (German) comes from German tanne, from Middle High German tanne, from Old High German tanna, from Proto-West Germanic *dannā, from Proto-Germanic dannǭ, from Proto-Indo-European dʰonu — fir.

Tannenbaum (German): fir tree; Christmas tree

Definitions

fir tree; Christmas tree

Ancestry of “Tannenbaum”, step by step

Tannenbaum traces back through two separate lines of ancestry.

via German tanne

Step	Language	Word	Meaning
1	German	tanne	fir (genus Abies)
2	Middle High German	tanne	—
3	Old High German	tanna	fir wood
4	Proto-West Germanic	*dannā	pine, fir
5	Proto-Germanic	dannǭ	pine, fir
6	Proto-Indo-European	dʰonu	fir

via German baum

Step	Language	Word	Meaning
1	German	baum	tree
2	Middle High German	boum	tree
3	Old High German	boum	tree, beam
4	Proto-West Germanic	baum	tree; beam
5	Proto-Germanic	baumaz	Alternative form of *bagmaz; tree, beam, balk;...
6	Proto-Indo-European	bʰew-	to grow, swell; to swell, wax, grow; to blow; to...

Every word from Proto-Indo-European dʰonu →Every word from Proto-Germanic dannǭ →Every word from Proto-West Germanic *dannā →