Set 101 · Study 1 / 5

Exit

lackluster

adjective/ˈlæklʌstɚ/

lacking in vitality, force, or conviction

The team's lackluster performance during the tournament disappointed their fans.

dulluninspiredmediocre
word origin — The word 'lackluster' originates from the combination of 'lack' (meaning absence) and 'luster' (meaning shine or brilliance), first recorded in the mid-19th century.

SAT Vocabulary Level 3 — Set 101

Set 101 of SAT Vocabulary Level 3 covers 5 words: lackluster, aghast, visceral, berserk, callow. Each entry below includes its definition, an example sentence, and synonyms — practice them with the interactive cards above.

  1. lackluster · adjective/ˈlæklʌstɚ/

    lacking in vitality, force, or conviction

    The team's lackluster performance during the tournament disappointed their fans.

    Synonyms: dull, uninspired, mediocre

    Origin: The word 'lackluster' originates from the combination of 'lack' (meaning absence) and 'luster' (meaning shine or brilliance), first recorded in the mid-19th century.

  2. aghast · adjective/əˈɡæst/

    filled with shock or horror

    She was aghast at the shocking news that her childhood friend had passed away unexpectedly.

    Synonyms: appalled, astonished, shocked

    Origin: The word 'aghast' originates from the Old English 'āgæst,' which means 'to frighten' or 'to terrify,' derived from 'a-' (a prefix indicating a state) + 'gæst' (ghost or spirit).

  3. visceral · adjective/ˈvɪs.ɚ.əl/

    relating to deep inward feelings rather than to the intellect

    Her visceral reaction to the movie's climax left everyone in the theater speechless.

    Synonyms: intuitive, instinctive, gut

    Origin: from Latin 'visceralis', from 'viscera' meaning 'internal organs'

  4. berserk · adjective/bərˈzɜrk/

    out of control with anger or excitement

    When he found out that his colleague had taken credit for his project, he went berserk with anger.

    Synonyms: wild, frenzied, maniacal

    Origin: The word 'berserk' comes from the Old Norse term 'berserkr', meaning 'bear shirt' which referred to a warrior who fought with uncontrollable fury.

  5. callow · adjective/ˈkæl.oʊ/

    immature or inexperienced

    The callow youth made several naive mistakes during his first year at college, struggling to adapt to the new environment.

    Synonyms: immature, naive, inexperienced

    Origin: The word 'callow' originates from Middle English 'calu', meaning 'bald', and is related to Old English 'calu', symbolizing a lack of feathers or maturity.