unpredictability

"My friend told me there was something in the box, but I didn't know what it was yet. "

"The being in the classroom was quiet today. "

"The intricate making of the model airplane showcased the student's skill. "

"The weather forecast for today predicts rain and strong winds, so I should bring an umbrella to school. "

"Nature never lies (i.e. tells untruths)."

"We went out for a picnic in the forest."

"The privilege to hold a weekly market was invaluable for any feudal era burgh."

"After the birth, the family will outdoor their new baby in the village square to announce the name. "

"By now, you must surely know which is which."

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

"The weather today is an unpredictable. "

"My parents invested in my education by paying for my college tuition. "