Phrasal verbs "fill in" vs "fit in"

Differences between fill in and fit in

Fill in means to provide missing information or complete a form, while fit in means to belong or be accepted in a particular group or environment.

Meanings and Definitions: fill in vs fit in

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.

Fit in

  • 1Get on in a group of people.

    I didn't FIT IN with the other people working there so I left and found another job.

  • 2Have enough time or space for something.

    I didn't have time to FIT IN another appointment.

Usage Examples: fill in, fit in 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.

fit in

Example

She tries to fit in with her new classmates.

Example

He fits in well with his coworkers.

Similar Expressions(Synonyms) of Fill in

To finish or provide the missing parts of something.

Example

Please complete the form with your personal information and sign it at the bottom.

To provide or give something that is needed or requested.

Example

Could you supply me with the missing data for this report by tomorrow?

To replace or act as a replacement for someone or something.

Example

I need to substitute my assistant for this meeting since she's out of town.

Similar Expressions(Synonyms) of Fit in

To become part of a group or environment by adapting to its customs, behaviors, or appearance.

Example

She tried to blend in with the locals by learning their language and dressing like them.

To have a good relationship or rapport with someone.

Example

He always gets along with his colleagues and enjoys working in a team.

To be welcomed or approved by a group or society.

Example

She was happy to be accepted into the club and make new friends.

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 fit in: Usage, Formality, and Tone

Frequency in Daily Use: fill in or fit in?

In daily conversation, people use fit in more often than fill in. This is because fit in is used to describe social interactions and relationships, which are common topics in everyday conversations. Fill in is not used as much, and it's mainly used when we need someone to complete a task or provide information. So, while both phrases are used, fit in is more common in everyday conversation.

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

Fill in and fit in 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 fit in

The tone of fill in and fit in can differ based on context. Fill in often carries a practical or informative tone when related to completing forms or providing information, while fit in typically has a social and emotional tone, especially when referring to social acceptance or belonging.

fill in & fit in: Synonyms and Antonyms

Fill in

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