Sense

1. Hesychius defines it as ὁ ῥύπος ‎(ho rhúpos, “dirt, filth”) τοῦ ὄνυχος ‎(toû ónukhos, “of the nail”), so perhaps the grime under a person's fingernails

Similar forms

• γρῦ (6)
• γρύπα (2)
• γρυες (1)
• γρυψὶ (1)
• γρυπῷ (1)
• γρύξῃ (1)
• γρύψ (1)
• γρυπὴ (1)
• Γρύλῳ (1)
• γρύζῃ (1)
• γρὺψ (1)
• γρυπὰ (1)

Source: Ancient Greek entries from Wiktionary