Yummy is an adjective, which can be used as both an interjection and a noun. You can speak the interjection Yummy! It can also modify nouns, such as yummy food.

Second, the meaning is different:

1, yummy usually describes delicious or delicious things, and synonymous words include delicious and tasty.

2. yammy usually makes transliteration words, and the common meaning groups are as follows:

Yammy Llargo? Yammy Llargo

Yammy oh mya? Yamaha

Extended data:

English phonetic symbols are constantly improving. Modern linguists think that /tr/, /dr/, /ts/ and /dz/ in the original DJ phonetic symbols are consonant conjunctions, but not independent phonemes. Therefore, the voiceless consonants /tr/, /ts/ and their opposite voiced consonants /dr/ have been deleted from the phonetic alphabet of BBC English website. So it is exactly the same as the consonants of the American phonetic alphabet, and the British phonetic alphabet is also 24 consonants.

Baidu encyclopedia-English phonetic symbols