Demand vs Insist vs Request vs Require

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

Demand

Top 1000 (muito comum) B2 noun

Insist

Top 1000 (muito comum) B2 verb

Request

Top 1000 (muito comum) A2 noun

Require

Top 1000 (muito comum) B1 verb

	Demand	Insist	Request	Require
Pronúncia	🇬🇧 /["/dɪˈmɑːnd/"]/ 🇺🇸 /["/dɪˈmænd/"]/	🇬🇧 //ɪnˈsɪst// 🇺🇸 //ɪnˈsɪst//	🇬🇧 /["/rɪˈkwest/"]/ 🇺🇸 /["/rɪˈkwest/"]/	🇬🇧 /["/rɪˈkwaɪə(r)/","/rɪˈkwaɪəz/","/rɪˈkwaɪəd/","/rɪˈkwaɪərɪŋ/"]/ 🇺🇸 /["/rɪˈkwaɪər/","/rɪˈkwaɪərz/","/rɪˈkwaɪərd/","/rɪˈkwaɪərɪŋ/"]/
Significado	Pedir algo com força. To ask for something forcefully.	Exigir algo com firmeza To demand something firmly	pedir algo to ask for something	precisar de algo ou alguém para um propósito to need something or someone for a purpose
Exemplo	The demand for organic food has been steadily increasing over the past few years.	She insisted on staying late to finish the project.	I would like to make a request for a day off next week.	The project will require a significant amount of time to complete.
Registro	Neutro	Neutro	Neutro	Neutro
Quão comum	Top 1000 (muito comum)	Top 1000 (muito comum)	Top 1000 (muito comum)	Top 1000 (muito comum)
Nível CEFR	B2	B2	A2	B1
Classe gramatical	noun	verb	noun	verb
Colocações	legitimate, realistic, reasonable, issue, make, present, on demand, demand for, demand from, considerable, enormous, excessive, impose, make, place, demand on, demand upon, big, buoyant, considerable, level, accommodate, cope with, fulfil/​fulfill, grow, increase, rise, in demand, demand among, demand for, supply and demand	insist on doing, insist that, insist upon	special, legitimate, reasonable, make, put in, send, at somebody’s request, by request, on request, available on request, available upon request, by popular request, special, legitimate, reasonable, make, put in, send, at somebody’s request, by request, on request, available on request, available upon request, by popular request	urgently, reasonably, generally, urgently, reasonably, generally
Antônimos	surrender, yield, give	yield, submit, agree	refuse, decline	deny, refuse, forbid
Erros comuns	Confused with 'require' — 'demand' is stronger than 'require'., Using 'demand' without an object — it needs something to demand., Mixing it up with 'request' — 'request' is more polite.	Omitting 'on' when using verb-ing form, Confusing with 'persist', which means to continue, Using 'insist' without a strong personal statement	Using 'request' with a different preposition, such as 'request for'., Confusing 'request' with 'require'., Not using it in the correct form, like 'requested' instead of 'requesting'.	'Require' is sometimes confused with 'request'; they have different meanings., Learners might use 'require' without an object, which is incorrect., 'Require' is often mixed up with 'want', but 'require' implies necessity.
Notas de uso	Use 'demand' quando quiser algo com urgência ou autoridade. É neutro, mas pode ser visto como agressivo em situações casuais. Evite usá-lo ao fazer pedidos educados. Use 'demand' when you want something with urgency or authority. It's neutral but can be seen as aggressive in casual situations. Avoid using it when making polite requests.	Use 'insistir' em contextos formais e neutros. Evite em conversas casuais, a menos que esteja enfatizando sentimentos fortes. Use 'insist' in formal and neutral settings. Avoid in casual conversations unless emphasizing strong feelings.	Usado em contextos educados ou formais. Pode soar muito formal para conversas casuais, onde palavras mais simples como 'pedir' são preferidas. Used in polite or formal contexts. It may sound too formal for casual conversations, where simpler words like 'ask' are preferred.	Use 'require' para falar de necessidades em contextos formais, como requisitos para um emprego ou projeto. Evite em conversas casuais, a menos que esteja falando sobre responsabilidades. Use 'require' when talking about needs in formal settings, such as requirements for a job or project. Avoid in casual conversation unless discussing responsibilities.

Veja em clipes reais

Should we give in to this terrorist's demands?

Game Of Thrones › S1 E1

on a king's demand.

Should we give in to this terrorist's demands?

Game Of Thrones › S1 E1

on a king's demand.

Demand

The Queen Gambit › S1 E1

He has an unusual request to make.

Agent Carter › S1 E1

I wonder if I might request a sick day.

Band Of Brothers › S1 E1

I request trial by court-martial.

The Queen Gambit › S1 E1

He has an unusual request to make.

Agent Carter › S1 E1

I wonder if I might request a sick day.

Request

Perguntas frequentes: Demand vs Insist vs Request vs Require

Qual é a diferença entre Demand, Insist, Request e Require?

Demand: To ask for something forcefully. Insist: To demand something firmly Request: to ask for something Require: to need something or someone for a purpose

Demand, Insist, Request e Require estão no mesmo nível CEFR?

Demand: B2, Insist: B2, Request: A2, Require: B1 na escala CEFR.

Que classe gramatical são Demand, Insist, Request e Require?

Demand: noun, Insist: verb, Request: noun, Require: verb.

Pode mostrar um exemplo de cada?

Demand: The demand for organic food has been steadily increasing over the past few years. Insist: She insisted on staying late to finish the project. Request: I would like to make a request for a day off next week. Require: The project will require a significant amount of time to complete.

Posso usar Demand, Insist, Request e Require de forma intercambiável?

Nem sempre. Demand, Insist, Request e Require 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.