Usage note
肯定用于表达确定的意思，比如你肯定能学会。
kěndìng yòng yù bǎo chū xiě dé dìng de yì sī, rú kě nǐ kěndìng néng xué huài.
肯定 is used to express certainty, such as 'You definitely can learn it.'
Context note
肯定常用于日常对话中，比如在鼓励或确认某事时。
kěndìng cháng yòng yú rì cháng huà huà zhōng, rú kě zài lè qǔ huò què rèn mǒu shì shí.
肯定 is commonly used in daily conversations, such as when encouraging or confirming something.
5 examples
你肯定能行。
nǐ kěn dìng néng xíng。
You definitely can do it.
他肯定知道答案。
tā kěn dìng zhī dào dá àn。
He definitely knows the answer.
这件事肯定没问题。
zhè jiàn shì kěn dìng méi wèn tí。
There's definitely no problem with this thing.
你肯定喜欢这个故事。
nǐ kěn dìng xǐ huan zhè ge gù shì。
You definitely like this story.
他肯定不会忘记的。
tā kěn dìng bú huì wàng jì de。
He definitely won't forget it.
5 mini stories
妈妈肯定会在你生日那天给你买礼物。
mā ma kěn dìng huì zài nǐ shēng rì nà tiān gěi nǐ mǎi lǐ wù。
Mom will definitely buy you a gift on your birthday.
老师肯定会对你说，你进步很大。
lǎo shī kěn dìng huì duì nǐ shuō， nǐ jìn bù hěn dà。
The teacher will definitely tell you that you've made great progress.
朋友肯定会在你需要帮助时出现。
péng yǒu kěn dìng huì zài nǐ xū yào bāng zhù shí chū xiàn。
Friends will definitely appear when you need help.
这个方法肯定能让你学得更好。
zhè ge fāng fǎ kěn dìng néng ràng nǐ xué dé gèng hǎo。
This method will definitely help you learn better.
你肯定会在学习中找到乐趣的。
nǐ kěn dìng huì zài xué xí zhōng zhǎo dào lè qù de。
You will definitely find joy in learning.
Mini dialogue
借书
A
这本书明天肯定能还给你。
Zhè běn shū míngtiān kěndìng néng huán gěi nǐ.
I can definitely return this book to you tomorrow.
B
不着急，你肯定能看完的。
Bù zháojí, nǐ kěndìng néng kàn wán de.
No rush, you can definitely finish reading it.
比赛结果
A
你觉得我们能赢吗？
Nǐ juéde wǒmen néng yíng ma?
Do you think we can win?
B
只要努力，肯定能赢！
Zhǐyào nǔlì, kěndìng néng yíng!
As long as we work hard, we can definitely win!
Related words and contrasts
similar
一定
yīdìng
certainly; must
一定 also means 'definitely' and is very common
opposite
可能
kěnéng
maybe; possible
可能 means 'maybe', the opposite of 'definitely'