Close, adjective. Example: He's usually pretty close about | The Thesaurus

Close, adjective.

Example: He's usually pretty close about his clients' deals.

Synonyms:

1. reticent, quiet, uncommunicative, unforthcoming, private, secretive, tight-lipped, close-mouthed, close-lipped, guarded, evasive
2. (informal) playing one's cards close to one's chest
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