Let them come vs Permit

When to use each in English, with meaning, register, and examples.

Let them come

Top 2,000 (common)

Permit

Top 2,000 (common)B2verb
 Let them comePermit
Pronunciation🇬🇧 //lɛt ðɛm kʌm//🇺🇸 //lɛt ðɛm kʌm//🇬🇧 /["/pəˈmɪt/","/pəˈmɪts/","/pəˈmɪtɪd/","/pəˈmɪtɪŋ/"]/🇺🇸 /["/pərˈmɪt/","/pərˈmɪts/","/pərˈmɪtɪd/","/pərˈmɪtɪŋ/"]/
MeaningAllow others to arrive or approach.To allow something to happen.
ExampleDuring the open house, we decided to let them come whenever they wanted.The teacher will permit students to leave early if they finish their exams on time.
RegisterNeutralNeutral
How commonTop 2,000 (common)Top 2,000 (common)
CEFR level-B2
Part of speechverb
Collocationslet them enter, let them join, let them inlegally, generally, normally, refuse to, be designed to, legally, generally, normally, refuse to, be designed to
Antonyms-forbid, prohibit, ban
Common mistakesConfusing 'let them come' with 'let them came'., Omitting the subject, saying 'let come' instead., Using 'let' incorrectly with a noun instead of a pronoun.Confused with 'allow' - 'permit' is often more formal., Using 'permit' incorrectly in passive voice without clear subject., Using 'permit' without an object, forgetting what is being permitted.
Usage notesUse in contexts where you are giving permission for someone to enter or join. It is neutral and suitable for most situations.Use 'permit' in formal contexts, such as legal or official situations. It's less common in casual conversation, where 'let' might be more appropriate.

See it in real clips

Let them come
Permit

Frequently asked questions: Let them come vs Permit

What's the difference between Let them come and Permit?

Let them come: Allow others to arrive or approach. Permit: To allow something to happen.

Can you show an example of each?

Let them come: During the open house, we decided to let them come whenever they wanted. Permit: The teacher will permit students to leave early if they finish their exams on time.

Can I use Let them come and Permit interchangeably?

Not always. Let them come and Permit are related and overlap in some contexts, but they differ in register, how common they are, and usage, so swapping one for another can change the meaning or tone. Check the differences above before substituting.

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