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]