Where does “anacrusa” come from?

anacrusa (Spanish) comes from Ancient Greek ἀνάκρουσις, from Ancient Greek ἀνακρούω, from Ancient Greek κρούω, from Ancient Greek -τός, from Proto-Indo-European -tós — Creates verbal adjectives from verb stems.

anacrusa (Spanish): anacrusis unstressed note (or notes) before the first strong beat of a phrase

Definitions

anacrusis unstressed note (or notes) before the first strong beat of a phrase

Ancestry of “anacrusa”, step by step

Step	Language	Word	Meaning
1	Ancient Greek	ἀνάκρουσις	pushing up
2	Ancient Greek	ἀνακρούω	I push up
3	Ancient Greek	κρούω	strike, smite; clap hands; tap
4	Ancient Greek	-τός	creates verbal adjectives of possibility, either...
5	Proto-Indo-European	-tós	Creates verbal adjectives from verb stems

Every word from Proto-Indo-European -tós →Every word from Ancient Greek -τός →Every word from Ancient Greek κρούω →