How to spell QUADREA correctly?

If you meant "quadrea" but actually wanted to write "quadra", here are some correct suggestions. "Quadra" refers to a geometric shape with four sides. However, if you had something else in mind, please provide more context to assist in providing proper suggestions.

• Quadrat The researchers placed a quadrat on the forest floor to measure the abundance of plant species.
• Quadriga The Quadriga is a famous sculpture atop the Brandenburg Gate in Berlin.
• Quarrel Peter and John had a quarrel that lasted for hours.

Attenttion

• attention
• attentions
• attenuation
• inattention