restrained

(verb) keep under control; keep in check. Synonyms: restrain, keep, keep back, hold back. Examples: "Suppress a smile." "Keep your temper." "Keep your cool."

(verb) place limits on (extent or access). Synonyms: restrict, restrain, trammel, limit, bound, confine, throttle. Examples: "Restrict the use of this parking lot." "Limit the time you can spend with your friends."

(verb) to close within bounds, limit or hold back from movement. Synonyms: restrain, confine, hold. Examples: "This holds the local until the express passengers change trains." "About a dozen animals were held inside the stockade." "The illegal immigrants were held at a detention center." "The terrorists held the journalists for ransom."

(verb) hold back. Synonyms: restrain, encumber, cumber, constrain.

(verb) to compel or deter by or as if by threats. Synonyms: intimidate, restrain.

(adj) cool and formal in manner. Synonyms: reticent, unemotional.

(adj) under restraint. Synonyms: restrained (vs. unrestrained).

(adj) marked by avoidance of extravagance or extremes. Synonyms: moderate. Examples: "Moderate in his demands." "Restrained in his response."

(adj) not showy or obtrusive. Synonyms: quiet. Example: "Clothes in quiet good taste."

(adj) prudent. Synonyms: guarded. Example: "Guarded optimism."