竊竊

Adjective

 * 1)  with careful discrimination; observing clearly
 * 2)  talking in a low voice; whispering; in whispers
 * 1)  talking in a low voice; whispering; in whispers
 * 1)  talking in a low voice; whispering; in whispers

Adverb

 * 1) secretly; privately; covertly; behind one's back