Commitment vs I pledge fealty to them

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

Commitment

Top 2,000 (common)B2noun

I pledge fealty to them

FormalBeyond 10,000 (less common)
Most formal: I pledge fealty to themMost common: Commitment
 CommitmentI pledge fealty to them
Pronunciation🇬🇧 /["/kəˈmɪtmənt/"]/🇺🇸 /["/kəˈmɪtmənt/"]/🇬🇧 //ɪ plɛdʒ ˈfiːəlti tuː ðɛm//🇺🇸 //aɪ plɛdʒ ˈfiːəlti tu ðɛm//
MeaningA promise to do something or stay loyal.I promise loyalty to them.
ExampleHis commitment to the project ensured its success.In the ancient kingdom, I pledge fealty to them, promising to serve faithfully.
RegisterNeutralFormal
How commonTop 2,000 (common)Beyond 10,000 (less common)
CEFR levelB2-
Part of speechnoun
Collocationsabsolute, complete, full, degree, level, give, make, demonstrate, commitment on, commitment to, a lack of commitment, absolute, complete, full, degree, level, give, make, demonstrate, commitment on, commitment to, a lack of commitment, big, considerable, major, have, take on, fulfil/​fulfill, commitment on, heavy, time, commitment ofpledge fealty, swear fealty, offer fealty, give fealty, recognize fealty
Antonymsdisloyalty, indifference-
Common mistakesUsing 'commitment' without specifying what it's to., Confusing 'commitment' with 'commit' as a verb., 'Commitment' often misused in informal contexts.Might confuse 'pledge' with 'plead', thinking they mean the same., Using 'fealty' in informal situations, where 'loyalty' is better., Confusing 'pledge' with 'promis' as if they are interchangeable.
Usage notesUsed when discussing promises or obligations in personal or professional contexts. It's generally appropriate in serious discussions and may not fit casual chatting.Used in formal or serious contexts, often in historical or fantasy settings. Not suitable for casual conversations.

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Commitment
I pledge fealty to them

Frequently asked questions: Commitment vs I pledge fealty to them

What's the difference between Commitment and I pledge fealty to them?

Commitment: A promise to do something or stay loyal. I pledge fealty to them: I promise loyalty to them.

Which is more formal: Commitment and I pledge fealty to them?

I pledge fealty to them is the most formal of these.

Which is more common: Commitment and I pledge fealty to them?

Commitment is the most common in everyday English.

Can you show an example of each?

Commitment: His commitment to the project ensured its success. I pledge fealty to them: In the ancient kingdom, I pledge fealty to them, promising to serve faithfully.

Can I use Commitment and I pledge fealty to them interchangeably?

Not always. Commitment and I pledge fealty to them 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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