τέλσον
From LSJ
οἱ τοῖς πέλας ἐπιβουλεύοντες, λανθάνουσι πολλὰκις ὑφ' ἑτέρων τοῦτ' αὐτὸ πάσχοντες → when people plot against their neighbours, they fall victim to the same sort of plot themselves
English (LSJ)
τό,
A headland, i.e. land where the plough turned, τέλσον ἀρούρης Il.13.707, 18.544; νειοῖο . . τέλσον ἱκέσθαι ib.547. (Cf. τέλος, πόλος, etc.)