A cinquain is a type of poetry that consists of five lines and follows a specific syllable pattern. In this case, the syllable pattern is 2,4,6,8,2. This means that the first line has 2 syllables, the second line has 4 syllables, the third line has 6 syllables, the fourth line has 8 syllables, and the fifth line has 2 syllables. The answer provided, 2,4,6,8,2, accurately represents the syllable pattern of a cinquain.