Because it is a word.
It is the adverb for doleful, but I do not think you should use it in a sentence
Alfalfa is a type of wheat, I think, so it would be used in a sentence as a noun.
I think when the same word is used too much in a sentence or paragraph then that sentence or paragraph is "anaphord". "Anaphora" is the word used more to describe it.
He used a common hand gesture to summon a crab.
"The audience was captivated by the magician's use of sleight-of-hand".
Simile is used in this sentence, comparing the word that she always kept on hand to a life-preserver. The simile helps create a vivid image for the reader and emphasizes the importance of the word to her.
She was having a difficult task at hand but did not retro-flex. It is a word that is used for turning backwards.
i think the word "HYPNOTISE" can be used in a sentence. it can only be used when you are talking about the past then you have to use its past tense which is hypnotized.
"His" is the possessive pronoun in the sentence.
Example sentence - His impending doom was at hand.
I think that a 'caliber' is also used to fix cars.
The second sentence the word is used correctly, but it is weak. The first sentence, the word is not used correctly. I think that the sentence, "Are these snacks really sufficient for your trip?," is more proper.