Where does “pinbeam” come from?

pinbeam (Old English) comes from Old English bēam, from Proto-West Germanic baum, from Proto-Germanic baumaz, from Proto-Indo-European bʰew- — to grow, swell; to swell, wax, grow; to blow; to...

pinbeam (Old English): pine tree

Definitions

pine tree

Ancestry of “pinbeam”, step by step

pinbeam traces back through two separate lines of ancestry.

via Old English bēam

Step	Language	Word	Meaning
1	Old English	bēam	tree, cross, gallows, column, pillar, wood, beam,...
2	Proto-West Germanic	baum	tree; beam
3	Proto-Germanic	baumaz	Alternative form of *bagmaz; tree, beam, balk;...
4	Proto-Indo-European	bʰew-	to grow, swell; to swell, wax, grow; to blow; to...

via Old English pīn

Step	Language	Word	Meaning
1	Old English	pīn	pain
2	Latin	pīnus	pine tree, fir tree
3	Proto-Indo-European	poi-	sap, juice

Every word from Proto-Indo-European bʰew- →Every word from Proto-Germanic baumaz →Every word from Proto-West Germanic baum →