carbonaceous

"The prisoners were kept in a secure compound. "

"The company is yielding a bonus to its employees for their hard work this year. "

"The pencil's lead is made of carbon. "

"Children grow quickly."

"a vegetable garden  a flower garden"

"It looks weaker and weaker, the more I think about it."

"The farmer carefully tilled the soil to prepare the field for planting tomatoes. "

"In biology class, we learned that technically, even fruits are vegetables because vegetables are any plant. "

"The perfect tense, used to describe actions completed before another time, is a useful grammatical tool. "

"The farmer diligently worked to enrich the soil with compost. "

"Please relate the circumstances of your journey here today."

"The room was too dark for reading."