temperamental

Describes a person or thing that is prone to unpredictable changes of mood or behavior, or that is unreliable in performance.

ruОписывает человека или вещь, склонных к непредсказуемым изменениям настроения или поведения, или ненадёжных в работе.esDescribe a una persona o cosa que tiende a cambios de humor o comportamiento impredecibles, o que es poco fiable en su funcionamiento.frQualifie une personne ou une chose sujette à des changements d'humeur ou de comportement imprévisibles, ou peu fiable dans son fonctionnement.deBeschreibt eine Person oder Sache, die zu unvorhersehbaren Stimmungs- oder Verhaltensänderungen neigt oder unzuverlässig funktioniert.ptDescreve uma pessoa ou coisa sujeita a mudanças imprevisíveis de humor ou comportamento, ou que não é confiável em seu funcionamento.zh形容人或事物情绪、行为变化无常，难以预测；也指机器、设备等性能不稳定、不可靠。arيُستخدم لوصف شخص أو شيء يتغير مزاجه أو سلوكه بشكل غير متوقع، أو يتصف بعدم الاستقرار والموثوقية.

1. Relating to temperament B2 formal

   Relating to or caused by a person's natural character or disposition.

   • Her temperamental nature makes her prone to sudden changes in mood.
   • The artist's temperamental approach to work is influenced by his personality.
   • Temperamental differences between siblings can lead to conflicts.

   ruТемпераментныйesRelativo al temperamentofrrelatif au tempéramentdedas Temperament betreffendptTemperamentalzh气质的arمتعلق بالمزاج

   Synonymes: constitutionalinborninnateintrinsicnatural

2. Moody or unpredictable B2 informal

   Subject to sharply varying moods; easily upset or irritated.

   • He is quite temperamental and can become angry without warning.
   • The actress is known for being temperamental on set.
   • A temperamental boss can make the workplace stressful.

   ruКапризный или непредсказуемыйesde humor variable, irritablefrd'humeur changeante ou imprévisibledeLaunisch oder unberechenbarptTemperamental ou imprevisívelzh喜怒无常或难以捉摸arمتقلب المزاج أو غير متوقع

   Synonymes: capriciouschangeableerraticfickleirritablemercurialmoodytouchyunstablevolatile

   Antonymes: calmcomposedequableeven-temperedimperturbablelevel-headedplacidserenestablesteady

3. Unreliable performance B2 informal

   Likely to perform unpredictably or malfunction, especially in machines or systems.

   • My old car is temperamental and often fails to start in cold weather.
   • The computer is temperamental and crashes frequently.
   • The heating system is temperamental, sometimes working and sometimes not.

   ruНестабильныйesQue funciona de manera impredecible o defectuosafrCapricieuxdeUnzuverlässigptInstávelzh性能不稳定arغير موثوق في الأداء

   Synonymes: capriciouserraticficklefinickyunpredictableunreliableunstablevolatile

   Antonymes: dependablereliablestable

• more temperamental comparative form
• most temperamental superlative form