The professor’s instructions were incredibly ambiguous, and since the requirements were so unclear, many students failed the assignment.
Synonym: unclear
Definition: open to more than one interpretation, having a double meaning, or lacking clarity
Although the first witness gave a concise report, the second witness was incredibly wordy and went on for twenty minutes.
Antonym: wordy
Definition: directly to the point without unnecessary language
The mountain trail was perilous, and because the path was so dangerous, the hikers decided to turn back.
Synonym: dangerous
Definition: full of danger, risk, or involving exposure to harm
After hours of intense hiking, the group felt lethargic, realizing that their sluggish energy levels would make it impossible to reach the summit before sunset.
Synonym: lethargic
Definition: a state of sluggishness, profound tiredness, and lack of energy or motivation
The room was usually quite placid, but it became chaotic the moment the substitute teacher walked through the door.
Antonym: chaotic
Definition: a calm, peaceful, or undisturbed person, animal, or scene
While some fans were apathetic about the team's loss, others were incredibly passionate and spent hours debating the final play.
Antonym: passionate
Definition: a state of indifference, lacking emotion, motivation, or interest in aspects of life, work, or social situations
The city council decided to augment the police budget, believing that increasing the available funds would lead to better community outreach programs.
Synonym: increasing
Definition: to increase, enlarge, or strengthen something by adding to it
Unlike his gregarious sister who loves being at parties, Mark is very antisocial and prefers to stay home alone.
Antonym: antisocial
Definition: people who are social, outgoing, and fond of company
The CEO’s frugal spending habits were a surprise to the board, as they expected him to be wasteful with the company's extra profit.
Antonym: wasteful
Definition: the intentional, prudent management of resources—money, time, and goods
Sarah’s resilient nature was evident when she stayed positive after the injury; her tough spirit helped her return to the track team faster than anyone expected.
Synonym: tough
Definition: the ability to recover quickly from difficulties
Many people thought the old law was superfluous, but the judge argued that it was actually essential for maintaining public safety.
Antonym: essential
Definition: unnecessary, excessive, or more than what is needed
The detective found the evidence irrefutable, and since the proof was undeniable, the suspect finally confessed.
Synonym: undeniable
Definition: impossible to deny, disprove, or contradict
The politician’s conspicuous red tie made him easy to spot in the crowd, as such a noticeable accessory stood out against the gray suits of his colleagues.
Synonym: noticeable
Definition: attracting special attention, being clearly visible, or standing out
Instead of being vague about the project's due date, the teacher was very specific and wrote the exact time and day on the board.
Antonym: specific
Definition: something that is not clearly expressed, understood, or outlined
Although the fabric looked flimsy, it proved to be quite durable after surviving several years of heavy use.
Antonym: durable
Definition: something weak, thin, and easily broken, damaged, or unconvincing