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to maintain
01
manter, preservar
to make something stay in the same state or condition
Transitive: to maintain sth
Exemplos
The janitor regularly maintains cleanliness in the office by cleaning and organizing.
O zelador regularmente mantém a limpeza no escritório limpando e organizando.
Engineers often maintain machinery to ensure optimal performance.
Os engenheiros frequentemente mantêm maquinários para garantir desempenho ideal.
02
manter, conservar
to keep a vehicle, building, road, etc. in good condition by doing regular repairs, renovations, or examinations
Transitive: to maintain a structure or facility
Exemplos
The company hires professionals to maintain the office building each year.
A empresa contrata profissionais para manter o edifício de escritórios todos os anos.
It ’s important to regularly maintain your car to avoid costly repairs down the road.
É importante manter regularmente o seu carro para evitar reparações dispendiosas no futuro.
03
sustentar, prover
to supply someone or something with essential resources or support needed for survival or well-being
Transitive: to maintain sb/sth
Exemplos
The organization works to maintain struggling families by providing food and shelter.
A organização trabalha para manter as famílias em dificuldades, fornecendo comida e abrigo.
She sends money each month to help maintain her relatives back home.
Ela envia dinheiro todos os meses para ajudar a manter seus parentes em casa.
04
manter, afirmar
to support and affirm something as true, especially in the face of disagreement or challenge
Transitive: to maintain a belief or stance
Exemplos
She continued to maintain her innocence despite the accusations.
Ela continuou a manter sua inocência apesar das acusações.
The lawyer maintained his client ’s version of events during the trial.
O advogado manteve a versão dos eventos de seu cliente durante o julgamento.
05
sustentar, afirmar
to firmly and persistently express an opinion, belief, or statement as true and valid
Transitive: to maintain that
Exemplos
She maintains that her interpretation of the data is correct despite the opposition.
Ela mantém que sua interpretação dos dados está correta apesar da oposição.
Despite the controversy, the author maintains that the historical facts in the book are accurate.
Apesar da controvérsia, o autor mantém que os fatos históricos no livro são precisos.
06
manter, defender
to protect or support something firmly, especially when facing opposition or threats
Transitive: to maintain a position or condition
Exemplos
The soldiers were prepared to maintain their position against the advancing enemy.
Os soldados estavam preparados para manter sua posição contra o inimigo que avançava.
Citizens banded together to maintain their neighborhood ’s safety against rising crime.
Os cidadãos se uniram para manter a segurança de seu bairro contra o aumento da criminalidade.
07
manter, conservar
to keep a record of something by regularly documenting updates or details in writing
Transitive: to maintain a record
Exemplos
She maintained a daily journal to track her fitness progress.
Ela mantinha um diário diário para acompanhar seu progresso de fitness.
The scientist maintained detailed notes of each experiment ’s results.
O cientista mantinha notas detalhadas dos resultados de cada experiência.
Árvore Lexical
maintainable
maintained
maintainer
maintain



























