What is another word for close-mouthed?
Pronunciation: [klˈə͡ʊsmˈa͡ʊðd] (IPA) 
Close-mouthed is an adjective that describes someone who is secretive or not willing to share information. Synonyms for close-mouthed include tight-lipped, uncommunicative, reserved, guarded, reticent, silent, unforthcoming, and taciturn. These words all convey a sense of someone who is closed off or guarded in their communication. When trying to describe a person who is particularly close-mouthed, it might be helpful to combine some of these synonyms to create a more precise description. For example, you could describe someone as "tightly reserved" or "guardedly reticent." These phrases give a richer sense of someone who is not just quiet, but actively unwilling to share their thoughts or feelings.
