HSK 1
认识
rènshi动
to know; to recognize; to be familiar with; to get acquainted with sb
我认识那个汉语老师。
Wǒ rènshi nàge Hànyǔ lǎoshī.
I know that Chinese teacher.
Say it
Hold the button, say it, then let go.
Other HSK words sharing a character
Also free:
New in the HSK 3.0 word list at level 1.