sensible; fair; of an acceptable standard or level
moderate, tolerable
Cases of word usage
1) the strong desire for more food, money etc, especially more than is right or reasonable (greed)
2) without the power to reason; absurd, not reasonable (irrational)
3) fair; in accordance with what is right; reasonable (just)
4) to show that (a person, statement, act etc) is right, reasonable or proper (justify)
5) limited; (of an opinion, a desire, feelings etc) in the middle within reasonable limits (moderate)
6) that can happen or be done, or may prove to be correct; that is reasonable or suitable (possible)
7) (of a person) able to think and reason; (of behaviour, a discussion, idea) sensible; reasonable (rational)
8) using or accepting a reasonable argument (rationalistic)
9) a stone or piece of wood under a doorway; a beginning; the maximum reasonable or admissible value of something (threshold)