διαβάθρα
From LSJ
ἀρκετὸν τῇ ἡμέρᾳ ἡ κακία αὐτῆς → sufficient unto the day is the evil thereof, each day has enough trouble of its own, there is no need to add to the troubles each day brings (Matthew 6:34)
English (LSJ)
ἡ,
A ladder, Aristeas 106, Str.16.2.40, D.H.5.41, etc.: esp. ship's gangway, PPetr.2p.38 (iii B. C.). II drawbridge, Apollod.Poliorc.170.1,al.: generally, bridge, PSI5.543 (iii B. C.).
Greek (Liddell-Scott)
διαβάθρα: ἡ, κλῖμαξ, Στράβων 763˙ ἰδίως, κλῖμαξ πλοίου, Λουκ. Τοξ. 20.