How to spell CONTREACT correctly?

Possible correct suggestions for the misspelling "contreact" could be "contract" or "concrete". "Contract" refers to a legal agreement between two parties, while "concrete" is a building material made from cement, water, and aggregate.

• contact Please avoid physical contact during the COVID-19 pandemic.
• contract The contract I signed was legal and binding.
• contracts I have a few contracts that I need to review.
• contrast The contrast between the colors in her painting is striking.

Putrefication

• nitrification
• petrifaction
• purification
• putrefaction
• putrification
• vitrification