SAT Vocabulary Level 2 — Set 221

Set 221 of SAT Vocabulary Level 2 covers 5 words: indispensable, problematic, unpredictable, repetitive, inaudible. Each entry below includes its definition, an example sentence, and synonyms — practice them with the interactive cards above.

1. indispensable · adjective/ˌɪn.dɪˈspɛn.sə.bəl/

   absolutely necessary or essential

   In today's digital age, having a strong internet connection is indispensable for remote work.

   Synonyms: essential, necessary, vital

   Origin: from late Middle English, borrowed from Latin 'indispensabilis', meaning 'not able to be dispensed with'; composed of 'in-' (not) + 'dispensabilis' (able to be dispensed).

2. problematic · adjective/ˌprɑː.blɪˈmæt̬.ɪk/

   causing difficulty or presenting a challenge

   The team's decision to implement the new software was problematic, as it created unexpected challenges for users.

   Synonyms: troublesome, challenging, difficult

   Origin: The word 'problematic' originates from the late Latin 'problematica', which itself comes from the Greek 'problematikos' meaning 'of or relating to a problem'.

3. unpredictable · adjective/ʌnprɪˈdɪktəbl/

   not able to be predicted or foreseen

   The stock market is notoriously unpredictable, making it difficult for investors to forecast their returns.

   Synonyms: erratic, uncertain, unstable

   Origin: The word 'unpredictable' is formed from the prefix 'un-' meaning 'not' and the root 'predictable', which comes from the Latin 'praedictus', the past participle of 'praedicere', meaning 'to foretell'.

4. repetitive · adjective/rɪˈpɛtɪtɪv/

   occurring or done repeatedly

   The repetitive task of data entry made her feel tired and unmotivated by the end of the day.

   Synonyms: recurrent, repetitious, habitual

   Origin: from Latin 'repetitivus', from 'repetere' which means 'to seek again'

5. inaudible · adjective/ɪˈnɔː.də.bəl/

   not able to be heard

   His voice was inaudible over the loud music, making it difficult to understand what he was saying.

   Synonyms: unhearable, silent, muffled

   Origin: from Latin 'in-', meaning 'not', and 'audibilis', meaning 'able to be heard'