Alarm vs Alert vs Signal vs Warning

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

Alarm

Top 1000 (muito comum)B1noun

Alert

Top 1000 (muito comum)C1verb

Signal

Top 1000 (muito comum)B1noun

Warning

Top 1000 (muito comum)B1noun
 AlarmAlertSignalWarning
Pronúncia🇬🇧 /["/əˈlɑːm/"]/🇺🇸 /["/əˈlɑːrm/"]/🇬🇧 /["/əˈlɜːt/","/əˈlɜːts/","/əˈlɜːtɪd/","/əˈlɜːtɪŋ/"]/🇺🇸 /["/əˈlɜːrt/","/əˈlɜːrts/","/əˈlɜːrtɪd/","/əˈlɜːrtɪŋ/"]/🇬🇧 /["/ˈsɪɡnəl/"]/🇺🇸 /["/ˈsɪɡnəl/"]/🇬🇧 /["/ˈwɔːnɪŋ/"]/🇺🇸 /["/ˈwɔːrnɪŋ/"]/
SignificadoUm barulho alto para te acordar ou avisar.A loud noise to wake you up or warn you.Atento e prestando atenção; rápido para notar as coisas.Aware and paying attention; quick to notice things.Um sinal ou mensagem que diz algo a alguém.A sign or message that tells someone something.Uma mensagem que avisa alguém sobre um possível problema ou perigo.A message telling someone about a possible problem or danger.
ExemploI set my alarm for 6 AM to wake up early for my workout.Neighbours quickly alerted the emergency services.The radio signal was weak, making it difficult to hear the news.The warning on the label advised against using the product around children.
RegistroNeutroNeutroNeutroNeutro
Quão comumTop 1000 (muito comum)Top 1000 (muito comum)Top 1000 (muito comum)Top 1000 (muito comum)
Nível CEFRB1C1B1B1
Classe gramaticalnounverbnounnoun
Colocaçõesfalse, give, raise, sound, call, fire, smoke, burglar, set, activate, set off, go off, ring, sound, bell, clock, system, considerable, great, growing, cause, create, provoke, in alarm, to somebody’s alarm, with alarm, cause for alarmstay alert, alert to danger, make someone alert, be alert for signsclear, unmistakable, agreed, give (somebody), make, send, come from something, indicate something, at a signal, on a signal, signal for, railroad, railway, traffic, operate, be on red/​green, be red/​green, fail, box, failure, faint, weak, strong, carry, pass, relay, travel, fade, intensity, strength, signal from, signal to, clear, unmistakable, agreed, give (somebody), make, send, come from something, indicate something, at a signal, on a signal, signal fordire, grim, ominous, give (somebody), issue, post, come, sound, label, notice, sign, in warning, without warning, warning about, let that/​this be a warning (to you), a word of warning, dire, grim, ominous, give (somebody), issue, post, come, sound, label, notice, sign, in warning, without warning, warning about, let that/​this be a warning (to you), a word of warning
Antônimoscalm, peaceunaware, distracted, sleepynoise, silencesafety, assurance, reassurance
Erros comunsUsing 'alarmed' incorrectly as a noun instead of the sound., Confusing 'alarm' with 'alert' in emergency contexts., 'Alarm' can be thought of as both a sound and a noun, varying its usage.'Alert' used as a noun instead of an adjective., Confused with 'alarmed', which means frightened., Using 'alerts' incorrectly as a verb form.Confused with 'sign' — remember 'signal' is an act of sending a message., Using the wrong preposition, e.g., 'signal to' instead of 'signal for'., Mispronunciation, often saying 'sig-nal' instead of 'sig-nuhl'.Confused with 'warn' — remember 'warning' is a noun., Using it in a context that doesn't involve danger or caution., Misplacing it in a sentence, leading to unclear meaning.
Notas de usoUse 'alarme' para se referir a um som que alerta alguém. É comumente usado para acordar de manhã ou em situações de emergência. Evite usar 'alarme' em contextos muito casuais, a menos que se refira a um despertador.Use 'alarm' when referring to a sound that alerts someone. It's commonly used for morning wake-ups or emergency situations. Avoid using 'alarm' in very casual contexts unless it refers to a clock.Use 'alerta' para descrever alguém que está atento. Pode ser usado em contextos formais e informais, mas evite usá-lo em conversas muito casuais.Use 'alert' to describe someone who is attentive. It can be used in formal and informal contexts, but avoid using it in very casual conversations.Comumente usado em contextos formais e informais. Em ambientes técnicos, pode se referir a sinais eletromagnéticos ou comunicação. Evite em conversas muito casuais.Commonly used in both formal and informal contexts. In technical settings, it may refer to electromagnetic signals or communication. Avoid in very casual conversations.Use 'aviso' quando quiser alertar alguém sobre algo potencialmente prejudicial. É adequado para comunicação falada e escrita, mas evite usá-lo em situações excessivamente informais.Use 'warning' when you want to alert someone about something potentially harmful. It's suitable for both spoken and written communication, but avoid using it in overly casual settings.

Veja em clipes reais

Alarm
Signal
Warning

Perguntas frequentes: Alarm vs Alert vs Signal vs Warning

Qual é a diferença entre Alarm, Alert, Signal e Warning?

Alarm: A loud noise to wake you up or warn you. Alert: Aware and paying attention; quick to notice things. Signal: A sign or message that tells someone something. Warning: A message telling someone about a possible problem or danger.

Qual é mais avançada: Alarm, Alert, Signal e Warning?

Alert é o nível mais alto, em C1, na escala CEFR.

Alarm, Alert, Signal e Warning estão no mesmo nível CEFR?

Alarm: B1, Alert: C1, Signal: B1, Warning: B1 na escala CEFR.

Que classe gramatical são Alarm, Alert, Signal e Warning?

Alarm: noun, Alert: verb, Signal: noun, Warning: noun.

Pode mostrar um exemplo de cada?

Alarm: I set my alarm for 6 AM to wake up early for my workout. Alert: Neighbours quickly alerted the emergency services. Signal: The radio signal was weak, making it difficult to hear the news. Warning: The warning on the label advised against using the product around children.

Posso usar Alarm, Alert, Signal e Warning de forma intercambiável?

Nem sempre. Alarm, Alert, Signal e Warning 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.

Comparações relacionadas