adjective

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Bad / Strange

Url

obscure - Difficult to understand, interpret, or perceive clearly due to complexity or lack of detail.

The fog obscured the road, making it hard to drive safely.

adjective

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Good / Exciting

ostentatious - Characterized by vulgar or pretentious display; designed to impress or attract notice

In an ostentatious display, the socialite walked down the street wearing a fur coat, several gold necklaces, and silk gloves and hoped somebody would notice her.

adjective

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Bad / Delay

Url

obstinate - Stubbornly refusing to change one's behavior or ideas

When his therapist suggested that Eddie give up gamblilng, he was obstinate and refused to consider the idea.

noun

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Other / Shape

Url

offshoot - Something that has developed from something larger that already existed

Bell Labs, an offshoot of the Bell Telephone company, was where the transistor, laser beams, and the UNIX operating system were invented.

adjective

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Bad / Confused

oblivious - Not aware of or not concerned about what is happening around one

Alan was oblivious of the person talking to him because he was staring at his phone.

noun

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Good / Big

oodles - A very great number or amount of something

When the FBI raided the gangster's hideout, they found oodles of cash that amounted to millions of dollars.

verb

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Good / Flexible

Url

orchestrate - To organize a complicated plan or event very carefully

The general did an excellent job of orchestrating his various battalions during the intense battle.

verb

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Bad / Dishonest

Url

obfuscate - To make something less clear and harder to understand, especially if done deliberately.

The criminal's testimony at the trial tried to obfuscate and cover up his connection to the crime.

adjective

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Bad / Aggressive

Url

oppressive - Unjustly harsh or tyrannical, especially in the use of power or control.

The regime was known for its oppressive laws that silenced dissent, so crowds that gathered risked the army breaking it up.

adjective

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Other / Body

obese - Extremely fat in a way that is dangerous for health

The WHO says that obesity has reached epidemic proportions globally, with at least 2.8 million people dying each year as a result of being overweight or obese.

adjective

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Bad / Old

Url

obsolete - No longer in use, especially because something newer or better has replaced it.

Floppy disks are now completely obsolete in the age of SSD drives and cloud storage.

adjective

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Bad / Dangerous

Url

onerous - Oppressively heavy or troublesome, often involving responsibility or duty.

The manager gave him an onerous task that took the entire week to finish, working late into each night.