DOUBT - Meaning and Uses in English

追加: 2026-06-05

[00:00:00]Doubt.

[00:00:02]Doubt is a word we use for expressing confidence or no confidence.

[00:00:11]In this video, I'll explain how to use the word doubt.

[00:00:16]The word doubt is one syllable.

[00:00:20]The B is silent.

[00:00:24]This word rhymes with out.

[00:00:29]Doubt out.

[00:00:32]Use doubt when you are not sure or not certain about something.

[00:00:40]When you aren't confident or when you are not optimistic about a situation.

[00:00:50]You have doubt or you have doubts.

[00:00:54]In this sentence, doubt is a noun.

[00:00:58]I have some doubt.

[00:01:01]You could also use a plural.

[00:01:05]I have some doubts.

[00:01:07]This word can be used as a count noun or as a noncount noun.

[00:01:12]You can also use it as a verb.

[00:01:16]It's an easy word to use as a verb.

[00:01:20]I doubt it.

[00:01:23]Here's the subject and here's the verb.

[00:01:26]I doubt it.

[00:01:29]You can also make this negative for the opposite meaning and say I don't doubt it.

[00:01:39]This means that you are sure of something or you are confident in something.

[00:01:48]I have some doubts.

[00:01:50]I don't have any and then you can use this word doubts.

[00:02:01]I don't have any doubts. This means that you are confident or optimistic about something.

[00:02:09]If you don't have any doubt or doubts.

[00:02:14]There is no doubt in my mind.

[00:02:17]This means that I'm confident or optimistic about a situation.

[00:02:24]Here's the word doubt as a noun.

[00:02:28]I have some doubt or you could say I have some doubts.

[00:02:34]As a verb, I doubt it.

[00:02:39]Here's the subject, here's the verb and it's often followed by an object if you use this as a verb.

[00:02:48]And in this sentence, here's the adjective form, I am doubtful.

[00:02:54]Here's the f u l suffix that makes the adjective.

[00:03:00]I am doubtful or I am doubtful.

[00:03:05]Altogether, these three sentences have very similar meanings.

[00:03:11]I have some doubts.

[00:03:13]I doubt it.

[00:03:15]I am doubtful.

[00:03:17]We use doubt for ability, quality, performance, and for the future when you're not sure about something.

[00:03:30]You'll often hear people use doubt as a noun and in these examples, you'll hear people use every single one of these words in the sentence.

[00:03:41]For example, I have some serious doubts about this.

[00:03:47]Or this raises some serious doubts.

[00:03:51]Notice the adjective serious is used before doubts.

[00:04:00]This puts everything in doubt.

[00:04:02]The preposition in is often used with doubt.

[00:04:07]It was never in doubt.

[00:04:10]Notice the negative means that the situation was not questioned and this indicates some level of certainty.

[00:04:26]Here are some examples of doubt as a verb.

[00:04:30]I don't doubt it.

[00:04:32]Or I doubt it.

[00:04:35]This is often used to indicate a person's level of confidence or optimism or certainty about a situation.

[00:04:47]I don't doubt it.

[00:04:49]I doubt it.

[00:04:52]No one doubted him.

[00:04:55]This means that everyone believed in him. Notice that this is in the past tense.

[00:05:02]doubted She always doubts herself.

[00:05:07]Reflexive pronouns are often used with the word doubt. This pronoun goes back to the subject.

[00:05:15]And then don't doubt yourself if you have any lack of confidence in something that you are doing such as learning English.

[00:05:26]Don't doubt yourself.

[00:05:29]The word doubt is often used in the affirmative and in the negative.

[00:05:35]These two sentences have opposite meanings.

[00:05:39]I doubt he'll be here. This means I don't expect that he will be here.

[00:05:46]I don't doubt he'll be here.

[00:05:48]This means that I have full confidence that he will be here.

[00:05:59]This is a very popular word to use when talking about confidence.

[00:06:04]Whether you have confidence or you don't, this is a good choice.

[00:06:09]He doubts himself. This reflexive pronoun goes back to the subject.

[00:06:16]She doubts herself. Again, this goes back to the subject. And if the subject is I, I doubt myself.

[00:06:26]You could make the opposite meaning by adding a negative right here.

[00:06:32]He doesn't He doesn't doubt himself.

[00:06:41]She doesn't doubt herself. I don't doubt myself.

[00:06:46]You'll often hear sentences begin with this prepositional phrase without a doubt.

[00:06:52]Meaning that there's no doubt.

[00:06:55]Without a doubt this will be and then you can put anything here. This will be good.

[00:07:07]Or this will be terrible.

[00:07:11]Or this will be exciting.

[00:07:14]This is some kind of a prediction about the future.

[00:07:20]When a person has to be absolutely certain about something there can be no doubt.

[00:07:28]Or there can be no doubt about it.

[00:07:34]And then some statement following it.

[00:07:39]This is a good idea.

[00:07:47]There can be no doubt about it.

[00:07:50]This is a good idea.

[00:07:53]Or anything else that you want to express about a situation, about it.

[00:08:01]Do you have any doubt about your English?

[00:08:06]Or do you have any doubts when you speak English?

[00:08:10]I often get comments or emails from students regarding their doubts about their English.

[00:08:19]If this video helped you, make sure you give it a thumbs-up and subscribe to my channel.

[00:08:27]You can also visit my free website at englishfortheplanet.com.

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