ní nán
(onom.) twittering of birds
whispering
murmuring
fū nán
furan (furfuran, used in making nylon)
nán nán
(onom.) to mutter
to mumble
to murmur
ní nán xì yǔ
whispering in a low voice (idiom); murmuring
nán zì
Vietnam characters (like Chinese characters but native to Vietnam)