נָדָן
From LSJ
Μὴ φεῦγ' ἑταῖρον ἐν κακοῖσι κείμενον → Ne fuge sodalem, cum calamitas ingruit → Lass einen Freund in Schwierigkeiten nicht im Stich
English (Strong)
of uncertain derivation; a sheath (of a sword): sheath.
probably from an unused root meaning to give; a present (for prostitution): gift.