Phrasal verbs "fill in" vs "fill out"

Differences between fill in and fill out

Fill in and fill out are both used to describe the act of completing a form or document, but fill in is used when referring to providing missing information, while fill out is used when referring to completing all the required fields.

Meanings and Definitions: fill in vs fill out

Learn how to use these expressions through these examples

Fill in

  • 1Complete a form.

    I FILLED IN the application form and posted it off.

  • 2Substitute someone at work.

    She's just had a baby, so we have hired someone to FILL IN for her.

Fill out

  • 1Complete a form.

    I FILLED OUT the application form and mailed it.

Usage Examples: fill in, fill out in Sentences

Learn how to use these expressions through these examples

fill in

Example

Please fill in the registration form before the event.

Example

He fills in the crossword puzzle every morning.

fill out

Example

Please fill out this form before your appointment.

Example

She fills out the survey carefully.

Similar Expressions(Synonyms) of Fill in

To finish or provide missing information on a form or document.

Example

Please complete the form by filling in your name and address.

To provide or furnish something that is needed or missing.

Example

Can you supply the missing information on this form?

To put information into a form or document.

Example

Please enter your date of birth in the space provided.

Similar Expressions(Synonyms) of Fill out

To fill in all the required fields on a form or document.

Example

Please complete in full all sections of the application form.

To provide a response to every question on a form or document.

Example

Make sure to answer all questions on the survey before submitting it.

finish

To complete all the necessary steps or requirements.

Example

I need to finish filling out this form before I can submit it.

Explore more Phrasal Verbs

Here are some phrasal verbs with the same verbs or particles

Phrasal Verbs with “fill”

Phrasal Verbs with “in”

Differences in fill in vs fill out: Usage, Formality, and Tone

Frequency in Daily Use: fill in or fill out?

Both fill in and fill out are commonly used in everyday conversation, but fill out is more frequently used in American English, while fill in is more commonly used in British English.

Informal vs Formal: Contextual Use of fill in and fill out

Both fill in and fill out are informal phrases often used in casual conversations. They are suitable for everyday interactions with friends and family. In more formal settings like business or academic contexts, using alternative expressions can convey a more polished tone.

Tone and Implication: The Nuances of fill in and fill out

The tone of fill in and fill out can differ based on context. Fill in often carries a helpful or informative tone when related to providing missing information, while fill out typically has a practical and straightforward tone, especially when referring to completing forms or documents.

fill in & fill out: Synonyms and Antonyms

Fill in

Fill out

Synonyms

  • complete
  • fill in
  • finish
  • provide information
  • supply details

Antonyms

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