Select the option that can be used as a one-word substitute for the given group of words.

Someone who is silent or uncommunicative in speech.

Reserved

The option that can be used as a one-word substitute for the given group of words "someone who is silent or uncommunicative in speech" is reserved.

• Garrulous means talkative and excessively fond of talking.
• Voluble means speaking or writing in a fluent and easy manner.
• Imperceptible means too slight or gradual to be noticed.

Reserved people are quiet and tend to keep their thoughts and feelings to themselves. They may be shy or introverted, or they may simply prefer to listen more than they talk. Reserved people can be valuable assets in a team or group setting, as they can provide a calming and thoughtful presence.