Spanish-English translations for inconstante

• erratic
  Henry has been getting erratic scores on his tests: 40% last week, but 98% this week.
  erratic conduct
• fickle
  Mr President, Parliament, I am afraid, is proving itself again to be rather fickle on the issue of Turkey. Señor Presidente, mucho me temo que el Parlamento está demostrando nuevamente ser más bien inconstante en la cuestión de Turquía.

Related words

• inconstitucionalidad
• inconstitucional
• inconstancia
• inconstitucionalmente