Correct

得空

/ dékòng /
Strokes

Definition

to have leisure time

Example

As a Verb

be free; have leisure; have spare time

1
kòng
lái
chuànmén
串门
  

Drop in when you have time.

2
báitiān
白天
shàngbān
上班
  
,
wǎnshang
晚上
yào
zhàogu
照顾
bìngrén
病人
  
,
hěn
shǎo
kòng
得空
  

I work in the daytime and have patients to look after at night, so I have little leisure.