Correct

干涉 vs 干扰

/ gānshè vs gānrǎo /
Strokes

Formula

1
进行干涉 (intervene in)

Definition

干涉 as a Verb or Noun, 干扰 just as a Verb, which both means [interfere; disturb].

Example

干涉 means "to interfere with another person's business, mostly unwanted or unjustly". It can be applied to matters ranging from marriage to military affairs.
干涉 is literary, and one usually says 进行干涉 (intervene in) (as in example ③).
进行干涉 (intervene in)
1
Qǐng
yào
不要
gānshè
干涉
biéren
别人
de
yóu
自由
  

Please don't interfere in other's freedom.

2
子女
de
hūnyīn
婚姻
  
,
父母
yìng
duō
jiā
gānshè
干涉
  

Don't interfere in your child's marriage.

3
Xiǎofàn
小贩
zài
jiàomén
校门
wài
jiàomài
叫卖
  
,
yǐngxiǎng
影响
xuésheng
学生
xué
学习
  
,
xiàofāng
校方
不得不
qǐng
jǐngchá
警察
chūmiàn
出面
gānshè
干涉
  

The peddlers’ noise disturbed the students, so the school had to turn to the police to prohibit them.

干涉 is also used as a noun in literary languageto mean "implication or relatio".
4
hūn
离婚
zhīhòu
之后
  
,
èr
rén
háo
毫无
gānshè
干涉
  

There was no relation between them after their divorce.

干扰 means "to disturb another person's normal activity (either intentionally or inadvertently)".
5
Rénjiā
人家
zhèngzài
正在
chī
wǎnfàn
晚饭
  
,
hǎo
不好
màorán
贸然
gānrǎo
干扰
  

They are having the supper, and there is no reason to disturb them.

6
men
你们
jiā
de
diànshì
电视
shēngyīn
声音
tài
  
,
gānrǎo
干扰
le
lín
邻居
  

The loud noise of your TV set disturbed the neighbors.

7
Háizi
孩子
men
me
那么
nào
  
,
réngrán
仍然
dòu
de
shū
  
,
kànlai
看来
shì
yǒu
tào
kànggānrǎo
抗干扰
de
běnshì
本事
  
,
néng
nào
zhōng
qiú
jìng
  

The children are too noisy, but he can resist it and keep on reading without disturbance.

干扰 refers in particular to electromagnetic oscillation that prevents radio or television from normal reception.
8
jìn
附近
zhèngzài
正在
shīgōng
施工
  
,
jiā
我家
diànshì
电视
cháng
shòu
gānrǎo
干扰
  
,
xiàng
图像
qīng
  

My TV was often disturbed by the construction nearby, so its picture was not clear.