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 facade is "false or superficial appearance.", the definition for refurbish is "To brighten or freshen.", and the definition for retroactive is "effective as of a prior time or condition."

The definition for redouble is "To make twice as great." Used in a sentence: As the sun began to set, Brittany redoubled her effort to find the necklace she had dropped in the field. The definition for epistolary is "contained or carried on in letters.", the definition for derivative is "Lacking originality.", and the definition for eulogy is "Speech or writing in praise of deceased."

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 immoderate is "beyond usual or proper limits.", the definition for accommodate is "To give consideration to.", and the definition for punctual is "On time."

The definition for embellish is "To decorate." Used in a sentence: Sari embellished the plain curtains with satin ribbons and tassels. The definition for celebrated is "widely known, respected.", the definition for insinuate is "To suggest indirectly.", and the definition for aesthete is "Person having or affecting sensitivity to beauty."

The definition for oblivious is "Lacking awareness." Used in a sentence: Love–struck Charlie was oblivious to everyone but the object of his affection. The definition for rail is "to scold in harsh language.", the definition for scamper is "To run quickly.", and the definition for deferment is "The act of delaying."