List of Words for Letter ‘I’

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igneous rock Rock formed when melted rock cools and hardens.
inherited trait A characteristic that comes from parents.
A person’s eye color is an inherited trait.
insulator A material that heat or electric current does not move through easily.
Mittens are a good insulator.
invasive species An exotic species that can take over an environment.
Kudzu is an invasive species that is found in Tennessee.