You could see the excitement of the four year olds as they played in the water.
The nouns in the sentence are excitement and air.
an explanatory sentence is explaining what you said in your topic sentence
it is a noun. The excitement made me happy.
I hope my answer causes a lot of excitement!
Answering your question gave me a feeling of excitement.
My excitement will diminish.
Exclamatory
The girl jumped high into the air with excitement smeared across her face!
Look at the snake in the tall grass!
The past tense:They liked the excitement.The future tense:They will like the excitement.
Exclamatory sentences end in exclamation points. Show excitement.
The gekos eyes grew more protuberant with excitement