Modal Adverbs: 大概, 恐怕
情态副词：大概、恐怕
Express probability and concerned speculation using 大概 and 恐怕
Place the modal adverb before the verb phrase to express the speaker's estimation or concern about a situation. 大概 signals a neutral guess ("probably"). 恐怕 signals a worried or reluctant estimation ("I'm afraid that").
大概 can also be used as an adjective meaning "approximate" (大概的时间 = approximate time). 恐怕 literally contains 恐 (fear) + 怕 (afraid), reflecting its worried undertone. Neither adverb states facts — they express the speaker's subjective judgment.
Lesson Targets
Podcast
Podcast: Modal Adverbs: 大概, 恐怕 (情态副词：大概、恐怕)
Listen to Jason & Amy explain the 情态副词：大概、恐怕 pattern
New here?
Understanding 情态副词：大概、恐怕
Modal adverbs reveal the speaker's attitude toward what they are saying. 大概 and 恐怕 are both about probability, but they carry very different emotional tones. 大概 is neutral and casual — it is your go-to word for "probably" or "roughly." When you say 他大概不会来, you are making a calm guess with no emotional investment. 恐怕, on the other hand, carries concern or reluctance — it suggests the speaker hopes things were different. When you say 恐怕是感冒了, you are not just guessing; you are worried about the outcome. Both adverbs are extremely common in daily conversation and mastering them will make your Chinese sound more nuanced and natural.
Key Points
- 大概 (dàgài) = probably, roughly, approximately. Neutral estimation: 大概三点到 = will probably arrive around 3.
- 恐怕 (kǒngpà) = I'm afraid that, probably (with concern). Worried guess: 恐怕来不了 = I'm afraid I can't make it.
- 大概 can express approximate quantities: 大概有五十人 = roughly 50 people.
- 恐怕 often introduces unwelcome news or negative possibilities.
- 大概 is emotionally neutral — it works for both positive and negative guesses.
- 恐怕 does not always mean something bad — it can express reluctant acknowledgment: 恐怕已经有三年了 = It has probably been three years already.
- Both adverbs are subjective — they express the speaker's guess, not confirmed facts.
Chinese speakers often use 恐怕 as a polite way to deliver bad news or decline invitations: 恐怕我去不了 (I'm afraid I can't go). The word softens the refusal and shows the speaker feels bad about it. This indirect communication style is valued in Chinese social interactions.
Key Vocabulary
Example Sentences
他病了，今天大概不会来上课了。
He is sick; he probably won't come to class today.
天这么阴，大概要下雨。
The sky is so overcast; it will probably rain.
我头有点儿疼，恐怕是感冒了。
My head hurts a little; I'm afraid I've caught a cold.
他出国恐怕已经有三年多了吧。
He has probably been abroad for over three years now.
明天大概会下雪。
It will probably snow tomorrow.
这个问题恐怕没那么简单。
I'm afraid this problem is not that simple.
他们大概六点就到了。
They probably arrived around six o'clock.
恐怕我们要迟到了。
I'm afraid we are going to be late.
Common Mistakes
大概 (probably) and 一定 (certainly) contradict each other. Choose one level of certainty.
恐怕 carries a worried or reluctant tone — it sounds odd with purely good news. For neutral positive guesses, use 大概.
Adjectives as predicates in Chinese typically need an adverb like 很 before them — 大概 does not replace 很.
Practice Exercises
Tips & Tricks
大概 is your everyday "probably" — use it freely for neutral guesses about time, quantity, and situations.
恐怕 is for guesses you wish were not true. If you feel a twinge of worry or reluctance, that is when 恐怕 fits.
A good test: if you would say "unfortunately" or "I'm afraid" in English, use 恐怕 in Chinese.
大概 can also modify numbers as "approximately": 大概三十分钟 = about 30 minutes.
Homework
Write a weather forecast for the week using 大概 for neutral predictions and 恐怕 for worrying ones. Example: 明天大概是晴天。但是周末恐怕要下大雨... Write at least six predictions.
Ask Jason
Have a question about Modal Adverbs: 大概, 恐怕 (情态副词：大概、恐怕)?
Jason explains this pattern at your level, gives you more examples and checks your own sentences.
Sign in free to ask. New accounts start with 300 AI credits.
A sample week, replayed. Every page you study lands here in the order you did it — your own replay starts with a free account.
See the Learning Lab