1. Inclined to secrecy or reticence about divulging information
   - close, closelipped, secretive, tightlipped

See also: incommunicative, uncommunicative

• Trygve Lie
• trying
• trying on
• tryout
• trypanosome
• trypanosomiasis
• Trypetidae
• trypsin
• trypsinogen
• tryptic
• tryptophan
• tryptophane
• trysail
• tryst
• TSA
• tsar
• tsardom
• tsarevna
• tsarina
• tsarism
• tsarist
• tsaristic
• tsaritsa
• Tsaritsyn
• tsatske