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pertinacious

adjective/ˌpɜr.tɪˈneɪ.ʃəs/

holding firm to an opinion or course of action stubbornly

Despite facing numerous challenges, her pertinacious determination to achieve her goals inspired everyone around her.

persistenttenaciousresolute
word origin — From Latin 'pertinax', meaning 'holding fast' or 'obstinate'; from 'per-' (through) + 'tinere' (to hold).

SAT Vocabulary Level 3 — Set 219

Set 219 of SAT Vocabulary Level 3 covers 5 words: pertinacious, adroit, auspicious, sinuous, austere. Each entry below includes its definition, an example sentence, and synonyms — practice them with the interactive cards above.

  1. pertinacious · adjective/ˌpɜr.tɪˈneɪ.ʃəs/

    holding firm to an opinion or course of action stubbornly

    Despite facing numerous challenges, her pertinacious determination to achieve her goals inspired everyone around her.

    Synonyms: persistent, tenacious, resolute

    Origin: From Latin 'pertinax', meaning 'holding fast' or 'obstinate'; from 'per-' (through) + 'tinere' (to hold).

  2. adroit · adjective/əˈdrɔɪt/

    skillful and adept in using the hands or mind

    The adroit manipulation of the complex machinery showcased her exceptional talent for engineering.

    Synonyms: skillful, nimble, adept

    Origin: From French 'adroit', meaning 'skilful, clever', derived from 'à droit' meaning 'to the right', indicating skillfulness.

  3. auspicious · adjective/ɔˈspɪʃ.əs/

    conducive to success; favorable

    Many believe that starting a new business on an auspicious date can lead to greater success.

    Synonyms: favorable, advantageous, opportune

    Origin: From Latin 'auspicium', meaning 'omen, foretelling' derived from 'auspex' (one who observes omens).

  4. sinuous · adjective/ˈsɪnjʊəs/

    having many curves and turns

    The sinuous river wound its way through the valley, creating stunning views with each curve.

    Synonyms: winding, curvy, serpentine

    Origin: from Latin 'sinuosus', meaning 'full of bends, winding', from 'sinus' meaning 'bend, curve, fold'.

  5. austere · adjective/ɔːˈstɪr/

    severe or strict in manner, attitude, or appearance

    The teacher had an austere demeanor that made students think twice before misbehaving in class.

    Synonyms: stern, strict, severe

    Origin: from Old French 'austere', from Latin 'austerus', from Greek 'austēros' meaning harsh or severe