The definition for precept is "A general rule of action." Used in a sentence: All the students know Mrs. Brown's strict precept; no talking in class. The definition for punctual is "on time.", the definition for comprehensible is "Understandable.", and the definition for implement is "To carry out or accomplish."

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 trove is "valuable collection.", the definition for avian is "Relating to birds.", and the definition for derelict is "Abandoned."

The definition for repentant is "Feeling regret." Used in a sentence: The repentant Dana admitted to cheating on the test. The definition for disconcert is "to throw into confusion.", the definition for catastrophic is "Relating to extreme misfortune.", and the definition for hedonism is "Belief that pleasure is the sole aim of life."

The definition for rehash is "To discuss again." Used in a sentence: "Sandra," said her mother, "I am tired of rehashing this same topic over and over." The definition for untenable is "not able to be defended.", the definition for apathetic is "Showing little or no emotion.", and the definition for ploy is "A contrived plan."

The definition for stifle is "To repress or discourage." Used in a sentence: Amy tried ineffectively to stifle her giggles after she read Susan's note in class. The definition for finite is "having definite limits.", the definition for accessible is "Easy to reach or to approach.", and the definition for moderate is "Tending toward the average."