obscurity

"My teacher explained the new math concept, and I understood it perfectly. "

"My daughter's teacher is very kind and helpful. "

"The red ribbon on the graduation cap was a symbolism of hard work and achievement. "

"The winemaker will clarify the grape juice by removing any sediment, resulting in a clearer wine. "

"To explain a chapter of the Bible."

"Absence makes the heart grow fonder."

"After the fire, the family unknown the location of their cherished photos. "

"The darkness of the room made it difficult to see."

"He is a student of life."

"Quality of life is usually determined by health, education, and income."

"The children collected colorful objects from the beach, like seashells and smooth stones. "

"The complicated instructions on the new software difficult me from completing the project on time. "