optimally

"You can create the color orange by mixing yellow and red."

"The drummer emphasized the ands in the song, making the rhythm very clear. "

"His parents got him an in with the company."

"From Earth, we could observe maria, the dark, ancient lava plains on the Moon, with just a pair of binoculars. "

"You've pointed out an error - "optimal" is generally used as an adjective, not a noun. Here's a sentence using "optimal" correctly as an adjective: "The optimal time to water your plants is in the early morning, before the sun gets too hot." "

"The femur has a clean break and so should heal easily."

"There was a strange quiet in the normally very lively plaza."

"The doctor scheduled my appointment for next Tuesday at 10 AM. "

""My new workspace at the office has a large window and a comfortable chair." "

"My sister learned to write in a very careful manner. "

"The sergeant major is a regular in the British Army. "

"I need to study my biology notes."