Jerkiest is an adjective used to describe something or someone that is irritating, unpleasant, or awkward. There are several synonyms for the word jerkiest, including obnoxious, aggravating, annoying, rude, discourteous, and unpleasant. The word obnoxious implies extreme offensiveness or aggression. Aggravating refers to something that causes annoyance or irritation. Annoying is used to describe something that is bothersome or irritating. Rude suggests a lack of manners or consideration for others. Discourteous is used to describe behavior that is impolite or disrespectful. Unpleasant describes something that is not enjoyable or disagreeable. Overall, these synonyms for jerkiest are helpful in conveying the degree of annoyance or unpleasantness of a situation or behavior.