WordhuonontuaMeaningto worsen (in quality)Part of speechverbPronunciationCourseFinnishLessonVerbs of transition (-ntua)Usages of huonontuaPotilaan tila huonontuu.The patient's condition is worsening.Potilaan tila huonontui, ja tilanne vakavoitui.The patient's condition worsened, and the situation became serious.