What is the difference between 'his laugh' and 'his laughter'?

Laughter is a mass noun, referring to the concept of laughing in general. Laugh is a countable noun. A person could let out one laugh or two laughs, but he couldn't make one laughter. On the other hand you could say, "Laughter is not appropriate at a funeral." You are referring to the idea in general. read more

His laugh refers to how his laugh sounds or your reaction to it: his laugh reminds me of of his father, or his laugh grates on my ears. His laughter refers to the event of his laughing: his laughter during the funeral was inappropriate. read more

"Laughter" is a mass noun, referring to the concept of laughing in general. "Laugh" is a countable noun. A person could let out one laugh or two laughs, but he couldn't make one laughter. On the other hand you could say, "Laughter is not appropriate at a funeral." You are referring to the idea in general. read more

The main difference between the happiness and laughter is the energy utilised. A smile can be an expression of happiness which require less energy than the laughter . If consider the dimensions ,smile can be said in 2 dimension while the laughter can be said in 3 dimension where the third dimension would be the voice. read more