laughster

As a noun laughster is

(rare) someone who laughs, or is laughing.

As nouns the difference between laughter and laughster

is that laughter is the sound of laughing, produced by air so expelled; any similar sound while laughster is (rare) someone who laughs, or is laughing.

As nouns the difference between taxonomy and laughster

is that taxonomy is the science or the technique used to make a classification while laughster is (rare) someone who laughs, or is laughing.

As nouns the difference between comedian and laughster

is that comedian is an entertainer who performs in a humorous manner, especially by telling jokes while laughster is (rare) someone who laughs, or is laughing.