Correct

缠磨

/ chán mó /
Strokes

Example

As a Verb

pester; bother; disturb

1
Tuīxiāoshāng
推销商
chán
缠磨
qīn
父亲
mǎi
de
chǎnpǐn
产品
  

The salesman pestered my father to buy his products.

2
Biè
zài
zhè
shì
zǒng
chányìng
缠硬
qīn
父亲
le
  

Don't keep bothering your father about it.