μητρῳσμός
From LSJ
ἀλλὰ διὰ τῆς ἀγάπης δουλεύετε ἀλλήλοις. ὁ γὰρ πᾶς νόμος ἐν ἑνὶ λόγῳ πεπλήρωται, ἐν τῷ Ἀγαπήσεις τὸν πλησίον σου ὡς σεαυτόν → but be enslaved to each other through love; for the whole Torah is fulfilled in one statement: You will love your neighbor as yourself (Galatians 5:13f.)
English (LSJ)
Dor. ματρ-, ὁ, (μητρῴζω) celebration of the festival of Cybele, Phint. ap. Stob.4.23.61,61a (both pl.).
Greek (Liddell-Scott)
μητρῳσμός: Δωρ. ματρ-, ὁ, τὸ ἑορτάζειν τὴν ἑορτὴν τῆς Κυβέλης, Φίντυς παρὰ Στοβ. 444. 23, 445. 22.