G3524–νηφαλέος–nēphaleos

The overseer therefore must be without reproach, the husband of one wife, temperate, sensible, modest, hospitable, good at teaching;

νηφάλιον, nēphalion “sober,”

Their wives in the same way must be reverent, not slanderers, temperate, faithful in all things.

νηφαλίους, nēphalious “clear-minded,”

that older men should be temperate, sensible, sober-minded, sound in faith, in love, and in patience:

νηφαλίους nēphalious “sober-minded”