Where does “exquisitísimo” come from?

exquisitísimo (Spanish) comes from Spanish exquisito, from Latin exquīsītus, from Latin exquiro, from Latin quaerō, from Proto-Italic kʷaizeō, from Proto-Indo-European kʷeh₂- — to acquire.

Ancestry of “exquisitísimo”, step by step

Step	Language	Word	Meaning
1	Spanish	exquisito	exquisite; delicious
2	Latin	exquīsītus	sought out, searched for, hunted up, ascertained, having been sought out
3	Latin	exquiro	I seek out, search for or hunt up; I inquire into
4	Latin	quaerō	to seek, look for
5	Proto-Italic	kʷaizeō	—
6	Proto-Indo-European	kʷeh₂-	to acquire

Every word from Proto-Indo-European kʷeh₂- →Every word from Proto-Italic kʷaizeō →Every word from Latin quaerō →