A lot vs. Alot: 9 Grammatical Pitfalls
word or group of words made difficult to articulate by a close sequence of similar consonantal sounds. Tongue twisters are often passed on for generations, becoming a rich part of folklore. Two widely known English-language twisters are "She sells sea shells beside the seashore" and one beginning "Peter Piper picked a peck of pickled peppers." Some are more difficult to enunciate-"The sixth sheik's sixth sheep's sick."