Tongue-twister:
“A sequence of words, often alliterative, difficult to articulate quickly.” (Oxford English Dictionary)
Shibboleth:
“A word or phrase used as a test for detecting foreigners, or persons from another district, by their pronunciation.” (OED)
Battologism:
A phrase or sentence built by (tiresome) repetition of the same words or sounds
Please click on a language to view the tongue twisters!