The definition for untenable is "Not able to be defended." Used in a sentence: Rashid made the untenable statement that George Washington was the second president of the United States. The definition for aerate is "to supply with air.", the definition for flaunt is "To display showily.", and the definition for opportune is "Suitable or convenient."

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 diffident is "lacking self–confidence.", the definition for plaudits is "Enthusiastic approval.", and the definition for duplicity is "Deceptive thought, speech, or action."

The definition for frugal is "Thrifty, cheap." Used in a sentence: The frugal shopper only bought items that were on sale. The definition for flagrant is "noticeably offensive.", the definition for raspy is "rough, grating.", and the definition for implausible is "Unbelievable."

The definition for aerate is "To supply with air." Used in a sentence: Every spring, Soloman used his tiller to aerate the compact soil. The definition for placebo is "an inactive substance used in medical testing.", the definition for methodical is "Performed in an orderly manner.", and the definition for lurid is "Causing horror, shocking."

The definition for pretense is "False intention or purpose." Used in a sentence: The jewel thief entered the mansion under the pretense of fixing a leaky faucet. The definition for archetypal is "characteristic of the original model or perfect example.", the definition for procrastinate is "To put off intentionally.", and the definition for indecorous is "In bad taste."