castle
/ˈkæsəl/
KASS-ul 2 syllables · stress on the capitals
US English pronunciation
How to pronounce castle
The trap
The t is silent. The ending -stle is said “sul”, as in whistle, wrestle and hustle.
Tip. Say “cass”, then a quick “ul”. There is no t anywhere in the word.
Say it in a sentence
Tono scores English against the US model and colors every word, so you can see whether castle landed.