restrained

adj 1: cool and formal in manner syn reserved, reticent, unemotional 2: under restraint ant unrestrained 3: marked by avoidance of extravagance or extremes; "moderate in his demands"; "restrained in his response" syn moderate

4: not showy or obtrusive; "clothes in quiet good taste" syn quiet

5: free from ostentation or pretension; "the restrained elegance of the room" syn modest, unostentatious

6: prudent; "guarded optimism" syn guarded

Source: WordNet. Princeton University

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