
It was said to be inspired by the life and work of Mary Anning. This type of tongue-twister was incorporated into a popular song in 1908, with words by British songwriter Terry Sullivan and music by Harry Gifford. The seething sea ceaseth and thus the seething sea sufficeth us. For example, the following sentence was claimed as "the most difficult of common English-language tongue-twisters" by William Poundstone. Tongue-twisters may rely on rapid alternation between similar but distinct phonemes (e.g., s and sh ), unfamiliar constructs in loanwords, or other features of a spoken language in order to be difficult to articulate. Some tongue-twisters produce results which are humorous (or humorously vulgar) when they are mispronounced, while others simply rely on the confusion and mistakes of the speaker for their amusement value. Is a phrase that is designed to be difficult to articulate properly, and can be used as a type of spoken (or sung) word game.
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