unsubstantial

"a low wall a low shelf"

"He seems to be ill.   Her eyes seem blue.   It seems like it is going to rain later.   How did she seem to you?"

"My life lacks excitement."

"I will not remain here any longer."

"Note this fine detail in the lower left corner."

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

"if I make a promise, I always stick to it;  he broke his promise"

"The family's real estate investment was quite successful. "

"The politician spoke at the school assembly about the importance of community involvement. "

"The plans for many important buildings were once publicly available."

"We all pay taxes to help fund schools, roads, and hospitals. "

"The bridge was insubstantial and would not safely carry a car."