Code vs Password

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

Code

Top 1,000 (very common)A2noun

Password

Top 1,000 (very common)B2noun
 CodePassword
Pronunciation🇬🇧 /["/kəʊd/"]/🇺🇸 /["/kəʊd/"]/🇬🇧 /["/ˈpɑːswɜːd/"]/🇺🇸 /["/ˈpæswɜːrd/"]/
MeaningA system of words, letters, or symbols used to represent information.A secret word or phrase used to access something.
ExampleHe learned how to write a code for his website.Enter a username and password to get into the system.
RegisterNeutralNeutral
How commonTop 1,000 (very common)Top 1,000 (very common)
CEFR levelA2B2
Part of speechnounnoun
Collocationsarea, dialling, post, generate, number, generator, area, dialling, post, generate, number, generator, binary, executable, HTML, execute, write, modify, strict, unwritten, ethical, have, adopt, draw up, a code of behaviour/​behavior, a code of conduct, a code of ethics, strict, unwritten, ethical, have, adopt, draw up, a code of behaviour/​behavior, a code of conduct, a code of ethicscorrect, valid, user, know, remember, choose, correct, valid, user, know, remember, choose
Antonymsdecode, explainopen, access
Common mistakesConfused with 'decode' which means to change code back to the original information., Using 'code' improperly as a verb instead of as a noun., Mixing up 'code' in a programming sense with its use in non-technical contexts.Confusing with 'username' or 'login', Not capitalizing special characters as needed, Using easily guessable passwords like '123456'
Usage notesUse 'code' when discussing programming or secret messages. It’s neutral language suitable for both informal discussions among friends or formal settings in tech. Avoid using it in contexts unrelated to technology or communication.Used in contexts requiring security, like online accounts. Avoid using informal settings or casual conversation.

Frequently asked questions: Code vs Password

What's the difference between Code and Password?

Code: A system of words, letters, or symbols used to represent information. Password: A secret word or phrase used to access something.

Which is more advanced: Code and Password?

Password is the highest level, at B2, on the CEFR scale.

Are Code and Password the same CEFR level?

Code: A2, Password: B2 on the CEFR scale.

What part of speech are Code and Password?

Code: noun, Password: noun.

Can you show an example of each?

Code: He learned how to write a code for his website. Password: Enter a username and password to get into the system.

Can I use Code and Password interchangeably?

Not always. Code and Password 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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