Aid vs Assist vs Boost vs Facilitate vs Support

Quand utiliser chacun en anglais, avec le sens, le registre et des exemples.

Aid

Top 1000 (très courant) B2 noun

Assist

Top 1000 (très courant) B1 verb

Boost

Top 1000 (très courant) B2 verb

Facilitate

Top 2000 (courant) C1 verb

Support

Top 1000 (très courant) A2 verb

	Aid	Assist	Boost	Facilitate	Support
Prononciation	🇬🇧 /["/eɪd/"]/ 🇺🇸 /["/eɪd/"]/	🇬🇧 /["/əˈsɪst/","/əˈsɪsts/","/əˈsɪstɪd/","/əˈsɪstɪŋ/"]/ 🇺🇸 /["/əˈsɪst/","/əˈsɪsts/","/əˈsɪstɪd/","/əˈsɪstɪŋ/"]/	🇬🇧 /["/buːst/","/buːsts/","/ˈbuːstɪd/","/ˈbuːstɪŋ/"]/ 🇺🇸 /["/buːst/","/buːsts/","/ˈbuːstɪd/","/ˈbuːstɪŋ/"]/	🇬🇧 /["/fəˈsɪlɪteɪt/","/fəˈsɪlɪteɪts/","/fəˈsɪlɪteɪtɪd/","/fəˈsɪlɪteɪtɪŋ/"]/ 🇺🇸 /["/fəˈsɪlɪteɪt/","/fəˈsɪlɪteɪts/","/fəˈsɪlɪteɪtɪd/","/fəˈsɪlɪteɪtɪŋ/"]/	🇬🇧 /["/səˈpɔːt/","/səˈpɔːts/","/səˈpɔːtɪd/","/səˈpɔːtɪŋ/"]/ 🇺🇸 /["/səˈpɔːrt/","/səˈpɔːrts/","/səˈpɔːrtɪd/","/səˈpɔːrtɪŋ/"]/
Sens	Help or support someone.	To help someone with something.	to increase or improve something	To make a process easier or help someone do something.	To give help or assistance.
Exemple	The organization provided aid to the victims of the natural disaster.	I will assist you with your homework tonight.	to boost exports/profits	The new trade agreement should facilitate more rapid economic growth.	I want to support my friends in their endeavors.
Registre	Neutre	Neutre	Neutre	Neutre	Neutre
Fréquence	Top 1000 (très courant)	Top 1000 (très courant)	Top 1000 (très courant)	Top 2000 (courant)	Top 1000 (très courant)
Niveau CEFR	B2	B1	B2	C1	A2
Nature grammaticale	noun	verb	verb	verb	verb
Collocations	emergency, humanitarian, cash, appeal for, call for, extend, agency, worker, budget, ask for, enlist, come to somebody’s, in aid of, with the aid of, without the aid of, effective, essential, useful, aid to	greatly, materially, ably, be designed to, in, with	considerably, dramatically, greatly, help (to), to	greatly, further, be designed to, help (to)	overwhelmingly, fervently, fully, agree to, pledge to, promise to, in, be well supported, be widely supported, support and encourage somebody/​something, overwhelmingly, fervently, fully, agree to, pledge to, promise to, in, be well supported, be widely supported, support and encourage somebody/​something, financially, generously, partially, help (to), through, financially, generously, partially, help (to), through, strongly, weakly, adequately, appear to, seem to, tend to, be supported by data, be supported by evidence, be well supported
Antonymes	hinder, obstruct, neglect	hinder, impede, obstruct	decrease, diminish, reduce	hinder, obstruct, impede	oppose, hinder, neglect
Erreurs fréquentes	Confused with 'aide', which refers to a helper or assistant., Omitting the object, as in saying 'She aids' instead of 'She aids the students.', Using 'aid' as a noun without a clear context, such as 'I need aid' without specifying.	Using 'assist' without an object (e.g., 'I assist.' should be 'I assist you.')., Confusing 'assist' with 'resist' due to similar spelling., Incorrectly using 'assist' in a passive sentence without context.	Confused with 'boast' – they have different meanings., Using 'boost' with uncountable nouns incorrectly., Confusing transitive use of 'boost' with intransitive.	Confused with 'facilitate' and 'facilitator' - remember 'facilitate' is a verb., Using 'facilitate' without an object - always specify what you're making easier., Mispronouncing the word - ensure the emphasis is on the 'cil' part.	Confused with 'supplement', which means to add to something., Using 'support' as a noun without clarification (e.g. 'She gave support' is vague)., Mixing up 'support' and 'oppose'.
Notes d'usage	Use 'aid' in both formal and informal situations. Appropriate for discussing help in emergencies or support in education. Avoid in casual settings where simpler words like 'help' are preferred.	Use 'assist' in places where help is provided. It is suitable for both written and spoken contexts, often used in professional settings. Avoid in casual conversations where simpler terms like 'help' may be preferred.	Used in various contexts, such as improving performance or enhancing qualities. Avoid in highly formal contexts.	Use 'facilitate' in professional or academic settings. It sounds formal, so avoid it in casual conversations. It’s appropriate when discussing meetings, projects, or learning environments.	This word can be used in many contexts like emotional support, financial help, or supporting a cause. It's appropriate in both casual and formal contexts.

Questions fréquentes : Aid vs Assist vs Boost vs Facilitate vs Support

Quelle est la différence entre Aid, Assist, Boost, Facilitate et Support ?

Aid: Help or support someone. Assist: To help someone with something. Boost: to increase or improve something Facilitate: To make a process easier or help someone do something. Support: To give help or assistance.

Lequel est le plus avancé : Aid, Assist, Boost, Facilitate et Support ?

Facilitate est le niveau le plus élevé, à C1, sur l'échelle CEFR.

Aid, Assist, Boost, Facilitate et Support sont-ils au même niveau CEFR ?

Aid: B2, Assist: B1, Boost: B2, Facilitate: C1, Support: A2 sur l'échelle CEFR.

Quelle est la nature grammaticale de Aid, Assist, Boost, Facilitate et Support ?

Aid: noun, Assist: verb, Boost: verb, Facilitate: verb, Support: verb.

Peux-tu montrer un exemple de chacun ?

Aid: The organization provided aid to the victims of the natural disaster. Assist: I will assist you with your homework tonight. Boost: to boost exports/profits Facilitate: The new trade agreement should facilitate more rapid economic growth. Support: I want to support my friends in their endeavors.

Puis-je utiliser Aid, Assist, Boost, Facilitate et Support de façon interchangeable ?

Pas toujours. Aid, Assist, Boost, Facilitate et Support sont proches et se recoupent parfois, mais elles diffèrent par le registre, la fréquence et l'usage, donc remplacer l'une par l'autre peut changer le sens ou le ton. Regarde les différences ci-dessus avant de substituer.