The definition for regurgitate is "To pour out or throw back." Used in a sentence: The teacher wanted us to examine ideas rather than to regurgitate memorized facts. The definition for turmoil is "extreme confusion, agitation.", the definition for lenient is "Mild or tolerant.", and the definition for negate is "To make invalid."

The definition for drab is "Dull, monotonous." Used in a sentence: The drab winter scene made Keisha long for the vibrant colors of spring. The definition for serenity is "calmness.", the definition for combustion is "Act of burning.", and the definition for indecorous is "In bad taste."

The definition for implausible is "Unbelievable." Used in a sentence: Claudia's implausible excuse failed to convince her teacher. The definition for perception is "capacity for seeing or understanding.", the definition for appraise is "To evaluate the worth of.", and the definition for liability is "A person or thing whose presence or behavior is likely to cause embarrassment or put one at a disadvantage."

The definition for implement is "To carry out or accomplish." Used in a sentence: All Randolph needed to implement his plan was a moonless night and a long rope. The definition for untenable is "not able to be defended.", the definition for archaic is "Characteristic of an earlier time.", and the definition for exalt is "To elevate by praise."

The definition for placebo is "An inactive substance used in medical testing." Used in a sentence: Tom, who had taken the placebo, found that his allergy symptoms did not go away. The definition for pallid is "lacking color.", the definition for commemorate is "To mark by a ceremony.", and the definition for salvage is "To save from ruin."