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爸爸 vs 父亲

/ bàba vs fùqīn /
Strokes

Definition

爸爸 and 父亲, both are Noun, which means [papa; father].

爸爸 is colloquial, and the 父亲 is literary and formal.

Example

爸爸 is usually used as a form of address.
1
ba
爸爸
  
,
diǎnzhōng
点钟
fàngxué
放学
  
,
nín
lái
jiē
  

Dad, could you pick me up when school is over at five?

父亲 is more formal and so not used in address but can be so used in letters or a very traditional family.
2
qīn
父亲
  
:
jiàn
xìn
miàn
  
Jìnlái
近来
nín
shēn
身体
hái
hǎo
  
?

Dear Father: Reading the letter as if you were seeing me.I hope everything goes well with your health.

When referring to father, either can be used, but with different stylistic value.
3
Zhè
shì
ba
爸爸
  
(
qīn
父亲
  
)
  

This is my dad/father.

4
Zhèjiā
这家
sān
kǒu
rén
  
:
ba
爸爸
  
(
qīn
父亲
  
)
  
ma
妈妈
  
(
qīn
母亲
  
)
  
,
háiyǒu
还有
háizi
孩子
  

There are three members in the family: dad/father, mum/mother and the child.

When referring to another person's faterh, 父亲 shws more respect.
爸爸 can also be used but sounds more casual.
5
qīn
父亲
zài
nǎr  
哪儿
gōngzuò
工作
  
?

Where does your father work?

6
qīn
父亲
shì
men
我们
xuéxiào
学校
de
zhùmíng
著名
jiàoshòu
教授
  

His father is a famous professor in our college.

Related

爸爸父亲