Step 1: SUCCESS! With the key '知' you have just found 2 Chinese characters! They are . TOO MUCH? Go on! Click another black key from your Chinese character -- or tap 'S' to get the current result (知)
S 𠂉𠂉

Tap the next key above! Or explore the meaning of Chinese characters that have been just found (long Chinese words with the characters -- or click their pinyin):
 

ZHI4
wisdom, knowledge

ZHI1
to know, to be aware