κύαρ
From LSJ
ἐν ταῖς ἀνάγκαις χρημάτων κρείττων φίλος → it is better in times of need to have friends rather than money, a friend in need is a friend indeed (Menander, Sententiae monostichoi 143)
English (LSJ)
τό,
A a hole, as the eye of a needle, etc., Hp.Morb.2.33, cf. Acut. (Sp.) 61; orifice of the ear, Poll.2.86.
German (Pape)
[Seite 1522] ατος, τό, Höhle, Loch, Nadelöhr, Hippocr.; innere Oeffnung des Ohres, Poll. 2, 86.
Greek (Liddell-Scott)
κύᾰρ: -ᾰρος, ὁ, (κύω) ὀπή, ὡς ἡ τῆς βελόνης κτλ., Ἱππ. 471. 52· κ. βελόνης ὁ αὐτ. ἐν 406. 42· τὸ ἐντὸς τοῦ τρυπήματος τοῦ ὠτὸς μέρος, Πολυδ. Β΄, 86.
French (Bailly abrégé)
αρος (τό) :
trou, trou d’une aiguille.
Étymologie: Bailly donne pour le gén. κύατος ; idée de rondeur, cf. κύω, κύκλος.