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unsubstantiated

adjective/ˌʌn.səbˈstæn.ʃiˌeɪ.t̬ɪd/

not supported by evidence or proof

The journalist faced criticism for publishing unsubstantiated claims about the politician.

unverifiedunsupportedbaseless
word origin — The word 'unsubstantiated' comes from the prefix 'un-' meaning 'not,' combined with 'substantiated,' which is derived from the Latin 'substantiatus,' the past participle of 'substantiare,' meaning 'to establish or give substance to.'

SAT Vocabulary Level 3 — Set 177

Set 177 of SAT Vocabulary Level 3 covers 5 words: unsubstantiated, excruciating, somber, uncharted, iconoclastic. Each entry below includes its definition, an example sentence, and synonyms — practice them with the interactive cards above.

  1. unsubstantiated · adjective/ˌʌn.səbˈstæn.ʃiˌeɪ.t̬ɪd/

    not supported by evidence or proof

    The journalist faced criticism for publishing unsubstantiated claims about the politician.

    Synonyms: unverified, unsupported, baseless

    Origin: The word 'unsubstantiated' comes from the prefix 'un-' meaning 'not,' combined with 'substantiated,' which is derived from the Latin 'substantiatus,' the past participle of 'substantiare,' meaning 'to establish or give substance to.'

  2. excruciating · adjective/ɪk'skruː.ʃi.eɪ.tɪŋ/

    intensely painful or agonizing

    After the accident, he was left with an excruciating pain in his back that made it difficult to move.

    Synonyms: agonizing, unbearable, tormenting

    Origin: from Latin 'excruciatus', meaning 'to torment' or 'to torture', from 'ex-' meaning 'out of' and 'cruciatus' meaning 'of the cross'.

  3. somber · adjective/ˈsɑm.bɚ/

    dark or dull in color or tone; gloomy

    The artist chose a somber palette for his latest painting, using deep blues and grays to convey a sense of melancholy.

    Synonyms: dismal, gloomy, dark

    Origin: Middle English somber, from Old French sombre, from Latin subumbralis meaning 'shadowy'

  4. uncharted · adjective/ʌnˈtʃɑrtəd/

    not mapped or explored

    The explorers set off into the uncharted wilderness, eager to discover new species and hidden landscapes.

    Synonyms: unexplored, unknown, unmapped

    Origin: The word derives from the prefix 'un-' meaning 'not' and 'charted', the past participle of 'chart', which comes from the Old French 'charte', itself derived from the Latin 'charta' meaning 'paper' or 'map'.

  5. iconoclastic · adjective/aɪˌkɑnəˈklæstɪk/

    characterized by attacking or rejecting cherished beliefs or institutions

    The author's iconoclastic views on religion challenged the traditional beliefs held by many in the community.

    Synonyms: nonconformist, rebellious, revolutionary

    Origin: The word 'iconoclastic' originates from the Greek 'ikonoklastēs', meaning 'image destroyer,' from 'ikon' (image) and 'klastēs' (breaker). It originally referred to the destruction of religious images in the Byzantine Empire.