 Vowel magnitude relationships suggest that, the larger the object, the more likely its name has open vowels such as , , and ; the smaller the object, the more likely its name has closed vowel sounds such as , , and .Open vowel sounds are also more likely to be associated with round shapes and dark or gloomy moods, where closed vowel sounds are more likely to be associated with pointed shapes and happy moods.A test run by Sapir asked subjects to differentiate between two different sized tables using invented word pairs such as "mal" and "mil".