A — 1: σώφρων
(Strong's #4998 — Adjective — sophron — so'-frone )

"of sound mind, self-controlled" (for the derivation, see DISCIPLINE), is translated "sober-minded," in its four occurrences in the RV, 1—Timothy 3:2 (AV, "sober"); Titus 1:8 (AV, "ditto"); Titus 2:2 (AV, "temperate"); Titus 2:5 (AV, "discreet"). See SOBER , TEMPERATE.

B — 1: νουνεχῶς
(Strong's #3562 — Adverb — nounechos — noon-ekh-oce' )

lit., "mind-possessing" (nous, "mind, understanding," echo, "to have"), hence denotes "discreetly, sensibly, prudently." Mark 12:34 .