Common sense :  (noun)

1: sound practical judgment; "I can't see the sense in doing it now"; "he hasn't got the sense God gave little green apples"; "fortunately she had the good sense to run away" [syn: good sense, gumption, horse sense, sense, mother wit]

admissibility, balance, cool head, coolheadedness, coolness, due sense of, good sense, gumption, horse sense, judgment, justifiability, justness, level head, levelheadedness, logic, logicality, logicalness, plain sense, plausibility, practical mind, practical wisdom, practicality, rationality, reason, reasonability, reasonableness, saneness, sanity, sense, sensibleness, sober-mindedness, soberness, sobriety, sound sense, soundness, sweet reason, wisdom,