Minimal Pair List Vowels 17 and 20, / aʊ / versus / ʊə / 12 pairs
The / aʊ / diphthong is spelled <ou> or <ow>. The / ʊə / diphthong is spelled <ure> or <oor>.
This is a contrast between two diphthongs with different starting positions and direction of movement. It is not a problem for learners.
The density figure is 1.14%. The set makes 6 semantic contrasts giving a loading of 55%.
aloud allured allow allure allowed allured allows allures bough boor boughs boors bow boor bows boors loud lured mow moor mows moors spouse spoors