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Omniscient Definition & Meaning - Merriam-Webster.
One of the most common words to describe someone who thinks they are better than someone else is arrogant. Another very common word to describe such a person is proud. I can't stand how arrogant he is! Don't be too proud to admit you're wrong. The opposite of arrogant is humble.
Narcissists also believe that they're better than everyone else and expect recognition as such—even when they've done nothing to earn it. They will often exaggerate or outright lie about their achievements and talents.
: having or showing the unpleasant quality of people who want to be regarded as more impressive, successful, or important than they really are.
Noun. sophomania (uncountable) A delusion of having superior intelligence.
Know-it-alls may have a cluster of personality characteristics, including impulsivity, poor listening skills and an inability to read social cues. These could be symptomatic of certain mental disorders, such as attention deficit hyperactivity disorder or narcissistic personality disorder.
Paranoia is the irrational and persistent feeling that people are 'out to get you'. The three main types of paranoia include paranoid personality disorder, delusional (formerly paranoid) disorder and paranoid schizophrenia.
A pantomath (pantomathēs, παντομαθής, meaning "having learnt all", from the Greek roots παντ- "all", "every" and the root μαθ-, meaning "learning", "understanding") is a person whose astonishingly wide interests and knowledge span the entire range of the arts and sciences.
Crepidam derives from Greek krepis, a shoe; it has no link with words like decrepit or crepitation (which are from Latin crepare, to creak, rattle, or make a noise) or crepuscular (from the Latin word for twilight), though crepidarian is a very rare adjective meaning “pertaining to a shoemaker”.
The word is pronounced 'ul-tra-krep-i-DARE-ien' with the stress on the fifth syllable. An ultracrepidarian is someone who is in the habit of giving advice on matters he himself knows nothing about — like a politician! This Latin word literally means 'beyond the shoe'.
windbag. noun. : a person who talks a lot without saying anything important.
A person who knows everything – Omniscient.
: one who has a swelled head : a conceited person.
'Snollygoster', a word for "an unprincipled but shrewd person," might derive from the word 'snallygaster', which is used to describe a mythical creature from rural Maryland that is half reptile and half bird.
adjective. " : rambling alone : marked by solitary wandering.
Definition of 'solivagant'
1. a lone wanderer. adjective. 2. characterized by lone wandering.
: Nemophilist: a person who loves or is fond of woods or forests.
An opsimath is a person who begins, or continues, to study or learn late in life. The word is derived from the Greek ὀψέ (opsé), meaning 'late', and μανθάνω (manthánō), meaning 'learn'.
noun A person evidencing sophomania .
genius. noun. someone who is much more intelligent or skilful than other people.
A philomath (/ˈfɪləmæθ/) is a lover of learning and studying. The term is from Greek philos (φίλος; "beloved", "loving", as in philosophy or philanthropy) and manthanein, math- (μανθάνειν, μαθ-; "to learn", as in polymath).
synonyms: hermit, recluse, solitary, solitudinarian.