Commitment vs Oaths vs Pledge vs Promise vs Vow

Quando usar cada um em inglês, com significado, registro e exemplos.

Commitment

Top 2000 (comum) B2 noun

Oaths

Formal Acima de 10.000 (menos comum)

Pledge

Formal Top 2000 (comum) C1 verb

Promise

Top 1000 (muito comum) A2 verb

Vow

Formal Top 3000 (comum) C1 verb

Mais comum: Promise

	Commitment	Oaths	Pledge	Promise	Vow
Pronúncia	🇬🇧 /["/kəˈmɪtmənt/"]/ 🇺🇸 /["/kəˈmɪtmənt/"]/	🇬🇧 //oʊθs// 🇺🇸 //oʊθs//	🇬🇧 //plɛdʒ// 🇺🇸 //plɛdʒ//	🇬🇧 /["/ˈprɒmɪs/","/ˈprɒmɪsɪz/","/ˈprɒmɪst/","/ˈprɒmɪsɪŋ/"]/ 🇺🇸 /["/ˈprɑːmɪs/","/ˈprɑːmɪsɪz/","/ˈprɑːmɪst/","/ˈprɑːmɪsɪŋ/"]/	🇬🇧 /["/vaʊ/","/vaʊz/","/vaʊd/","/ˈvaʊɪŋ/"]/ 🇺🇸 /["/vaʊ/","/vaʊz/","/vaʊd/","/ˈvaʊɪŋ/"]/
Significado	Uma promessa de fazer algo ou de ser leal. A promise to do something or stay loyal.	Formal promises, often made publicly.	Fazer uma promessa ou compromisso sério. To make a serious promise or commitment.	A commitment to do something or not do something.	Uma promessa séria de fazer algo. A serious promise to do something.
Exemplo	His commitment to the project ensured its success.	The witness took several oaths before testifying in court.	She decided to pledge her support to the charity event.	I promise to help you with your homework.	She vowed never to speak to him again.
Registro	Neutro	Formal	Formal	Neutro	Formal
Quão comum	Top 2000 (comum)	Acima de 10.000 (menos comum)	Top 2000 (comum)	Top 1000 (muito comum)	Top 3000 (comum)
Nível CEFR	B2	-	C1	A2	C1
Classe gramatical	noun		verb	verb	verb
Colocações	absolute, 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 of	take an oath, swear oaths, make oaths, honor oaths	pledge allegiance, pledge support, pledge a donation	faithfully, solemnly, initially, can, cannot, seem to, to, as promised, I can’t promise anything	quietly, silently, to, vow never to do something, vow revenge, vow revenge against somebody
Antônimos	disloyalty, indifference	dishonor, break a promise	renounce, disavow, withdraw	lie, break, betray	break, violate
Erros comuns	Using 'commitment' without specifying what it's to., Confusing 'commitment' with 'commit' as a verb., 'Commitment' often misused in informal contexts.	Confused with 'oathes'; the correct plural is 'oaths'., Using 'oath' instead of 'oaths' when referring to multiple promises., Misunderstanding the religious context; not all oaths are religious.	Confused with 'pledged' vs 'pledge' as different tenses., Omitting the object after the verb., Using 'pledge' when referring to a general promise instead of a formal commitment.	Confusing 'promise' with 'vow' or 'pledge' in terms of strength., Using 'promise' without an object (e.g., 'I promise' should specify what)., Misusing in the past tense (e.g., 'I promised' without a follow-up).	Confused with 'cow' — they sound similar but have different meanings., Using in informal contexts — 'vow' is too strong for casual promises.
Notas de uso	Usado ao discutir promessas ou obrigações em contextos pessoais ou profissionais. Geralmente é apropriado em discussões sérias e pode não se encaixar em conversas casuais. Used 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 official or legal contexts. Avoid in casual conversations. 'Take an oath' is a more common phrase.	Geralmente usado em contextos formais, como durante cerimônias ou declarações oficiais. Evite em conversas casuais. Typically used in formal contexts, such as during ceremonies or official statements. Avoid in casual conversations.	Use 'promise' when you want to express a vow or assurance. Common in both spoken and written contexts, but avoid in formal legal documents.	Use 'vow' (prometer solemnemente/jurar) ao fazer um compromisso sério, muitas vezes em situações formais como casamentos ou cerimônias. Evite em conversas casuais. Use 'vow' when making a serious commitment, often in formal situations like weddings or ceremonies. Avoid in casual conversations.

Veja em clipes reais

That's a pretty big commitment. Well, not if the Mob has their way.

Commitment

The Lord Of The Rings › The return of the king

Now is the hour. Riders of Rohan, oaths you have taken.

Oaths

House Of Dragons › S1 E1

I pledge fealty to them

House Of Cards › S1 E1

Can we make that pledge?

House Of Dragons › S1 E1

I pledge fealty to them

House Of Cards › S1 E1

Can we make that pledge?

Pledge

And one system shows promise.

and I always try to keep my promise.

And one system shows promise.

and I always try to keep my promise.

Promise

Perguntas frequentes: Commitment vs Oaths vs Pledge vs Promise vs Vow

Qual é a diferença entre Commitment, Oaths, Pledge, Promise e Vow?

Commitment: A promise to do something or stay loyal. Oaths: Formal promises, often made publicly. Pledge: To make a serious promise or commitment. Promise: A commitment to do something or not do something. Vow: A serious promise to do something.

Qual é mais comum: Commitment, Oaths, Pledge, Promise e Vow?

Promise é a mais comum no inglês do dia a dia.

Pode mostrar um exemplo de cada?

Commitment: His commitment to the project ensured its success. Oaths: The witness took several oaths before testifying in court. Pledge: She decided to pledge her support to the charity event. Promise: I promise to help you with your homework. Vow: She vowed never to speak to him again.

Posso usar Commitment, Oaths, Pledge, Promise e Vow de forma intercambiável?

Nem sempre. Commitment, Oaths, Pledge, Promise e Vow são relacionadas e às vezes se sobrepõem, mas diferem em registro, frequência e uso, então trocar uma pela outra pode mudar o sentido ou o tom. Veja as diferenças acima antes de substituir.