The definition for avian is "Relating to birds." Used in a sentence: The old man affectionately referred to pigeons as his "avian friends." The definition for gruff is "rough or stern in manner or speech.", the definition for hedonism is "Belief that pleasure is the sole aim of life.", and the definition for finite is "Having definite limits."

The definition for opportune is "Suitable or convenient." Used in a sentence: Quan stepped onto the platform at the most opportune time, just as the train pulled in. The definition for fraud is "trick.", the definition for incidental is "Minor.", and the definition for oblivious is "Lacking awareness."

The definition for discern is "To recognize as separate as distinct." Used in a sentence: The pastry connoisseur was able to discern Swiss from Belgian chocolate. The definition for untenable is "not able to be defended.", the definition for avian is "Relating to birds.", and the definition for futile is "Without purpose, completely ineffective."

The definition for procrastinate is "To put off intentionally." Used in a sentence: Yvonne's father urged, "Don't procrastinate. Clean your room right away." The definition for solace is "source of consolation.", the definition for rail is "To scold in harsh language.", and the definition for aesthete is "Person having or affecting sensitivity to beauty."

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 advantageous is "giving an advantage.", the definition for augment is "To make greater.", and the definition for aesthete is "Person having or affecting sensitivity to beauty."