Where does “akumen” come from?

akumen (Tagalog) comes from Spanish acumen, from Latin acūmen, from Latin acus, from Proto-Italic akus, from Proto-Indo-European h₂eḱus, from Proto-Indo-European h₂eḱ- — sharp.

akumen (Tagalog): acumen; sharpness

Definitions

acumen; sharpness

Ancestry of “akumen”, step by step

Step	Language	Word	Meaning
1	Spanish	acumen	acumen
2	Latin	acūmen	a sharpened point
3	Latin	acus	a needle, a pin; bodkin; bran, awn, chaff
4	Proto-Italic	akus	—
5	Proto-Indo-European	h₂eḱus	—
6	Proto-Indo-European	h₂eḱ-	sharp

Every word from Proto-Indo-European h₂eḱ- →Every word from Proto-Indo-European h₂eḱus →Every word from Proto-Italic akus →