The Ancient Macedonian word ἄσπρις
Word ἄσπρις
á s p r i ς
IPA ̝áspriς
Meaning kind of oak

Comments

Source: Theophrastos 3.8.7

Οἱ μὲν οὖν ἐκ τῆς Ἴδης οὕτως διαιροῦσιν. οἱ δὲ περὶ Μακεδονίαν τέτταρα γένη ποιοῦσιν, ἐτυμόδρυν ἣ τὰς γλυκείας, πλατύφυλλον ἣ τὰς πικράς, φηγὸν ἣ τὰς στρογγύλας, ἄσπριν· ταύτην δὲ οἱ μὲν ἄκαρπον ὅλως οἱ δὲ φαῦλον τὸν καρπόν, ὥστε μηδὲν ἐσθίειν ζῶον πλὴν ὑός, καὶ ταύτην ὅταν ἑτέραν μὴ ἔχῃ·είδος βελανιδιάς μακεδονική.

There's not etymology on this word. The OHG aspa 'asp' is not related as this originally had -ps-, and the Greek -r-. Hubschmid (1953) compares it to Basque tšapaŕ, but this does not fit well.

See Beekes 2014, Filos 2015, Ηoffmann 1906, Hubschmid 1953