Meaning: 内々n. (Hira=うちうち) family circle, members of a family; insideadj. (Hira=ないない) inside, private, informal, confidentialn. (Hira=ないない) family circle, members of a familyn. (Hira=うちうち) family circle, members of a family; inside, interiorn. (Hira=ないない) family circle, members of a familyadv. (Hira=うちうちで) secretly, clandestinely, covertlyadj. (Hira=ないないの) inside, private, confidential, informaladj. (Hira=うちうちの) secret, classified, confidential