The definition for illuminate is "To make clear." Used in a sentence: Her excellent lecture illuminated the complicated subject of nuclear physics. The definition for opportune is "suitable or convenient.", the definition for compulsion is "An irresistible impulse.", and the definition for scamper is "To run quickly."

The definition for lurid is "Causing horror, shocking." Used in a sentence: The lurid photos of the crime scene upset the jury. The definition for punctual is "on time.", the definition for iridescent is "Having a lustrous or attractivve quality.", and the definition for incisive is "Impressively direct and decisive."

The definition for combative is "Eager to fight." Used in a sentence: The teacher suggested the combative student channel his aggression into boxing. The definition for heinous is "shockingly evil.", the definition for accessible is "Easy to reach or to approach.", and the definition for clarity is "Clearness."

The definition for aesthete is "Person having or affecting sensitivity to beauty." Used in a sentence: Consuela's friends called her an aesthete when she claimed that Monet's paintings made her cry. The definition for untenable is "not able to be defended.", the definition for elate is "To fill with joy.", and the definition for buffer is "Protective barrier."

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 demeanor is "behavior towards others.", the definition for prune is "To reduce by removing excess.", and the definition for avian is "Relating to birds."