Vocabulary

C-Suite Vocabulary — Set 3: Meanings flashcards

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The last 100 of the 300 C-Suite words, from culpable and banal to elide and adduce: pronunciation, a definition in the sense leaders use, and three example sentences from boardrooms, memos and negotiations, the most common use first.

Learn deck · part of C-Suite Vocabulary · written against: The precise words of senior leadership: board, strategy and negotiation; extends the Willys app's Executive Register list; our own word selection. Updated 2026-10-10.

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  1. expedient (adj., n.) · ik-SPEE-dee-uhnt
    serving the aim at hand, whether or not it is fair or right; a step chosen because it works fast

    "Settling quickly may be expedient, but it sets a costly precedent."

    For the sales team, it was expedient to discount rather than explain the product.

    The CFO called the hiring freeze a temporary expedient, not a strategy.

    Don't confuse with: expeditious, quick and efficient; expedient puts convenience ahead of principle.
    Judgment & Prudence
  2. substantiate (v.) · suhb-STAN-shee-ayt
    to prove that a claim, charge or figure is true by supplying evidence

    The auditors could not substantiate the savings the division had reported.

    "Substantiate every number in this deck before it goes to the board."

    None of the allegations in the anonymous letter were substantiated.
    Argument & Evidence
  3. calibrate (v.) · KAL-uh-brayt
    to fine-tune something to fit its purpose or a standard; to set an instrument accurately

    "We need to calibrate expectations to a slower market."

    The response was carefully calibrated to reassure investors without admitting fault.

    Technicians calibrate the line's sensors before each production run.
    Precision & Nuance
  4. categorical (adj.) · kat-uh-GOR-ih-kuhl
    absolute and unconditional, allowing no exceptions, conditions or doubt

    The CFO's denial was categorical: no figures had been altered.

    "Let me be categorical: we will not cut the safety budget."

    Her categorical refusal to discount surprised the buyer.
    Certainty & Doubt
  5. pernicious (adj.) · pur-NISH-uhs
    deeply damaging, especially to an organization's culture, values or health

    Secrecy about pay has a pernicious effect on trust.

    "Short-term targets can be pernicious; they reward hiding problems."

    A culture of favoritism is pernicious, driving out the best people first.
    Scale & Consequence
  6. inflection (n.) · in-FLEK-shuhn
    a turning point where a trend changes direction or pace; a voice's rise or fall in pitch

    "We're at an inflection point: grow into new markets or sell."

    Margins hit an inflection in the third quarter and began to recover.

    The slight inflection in her voice told us the offer was final.

    Watch out: in math, an inflection point is where a curve stops bending one way and starts bending the other.
    Change & Trajectory
  7. cede (v.) · SEED
    to let control, power, territory or market share pass into other hands, often grudgingly

    We ceded the low end of the market to cheaper rivals.

    The founder agreed to cede day-to-day control to a new CEO.

    "Cede one seat on the board, and they'll want two."

    Root: French céder, or its Latin source cēdere, whose senses ran from "go" and "withdraw" to "yield."
    Concession & Diplomacy
  8. banal (adj.) · buh-NAL
    dull because commonplace and predictable, with nothing fresh or striking about it

    The keynote was full of banal advice about "embracing change."

    "Skip the banal opener; start with the number that matters."

    What seemed a banal question about invoices exposed a major fraud.

    Watch out: Merriam-Webster gives buh-NAL first, and also BAYN-uhl and buh-NAHL.
    Vagueness & Weak Thinking
  9. culpable (adj.) · KUHL-puh-buhl
    at fault for a wrong or for harm done, so that the blame is rightly yours

    The inquiry found two executives culpable for the safety failures.

    "If we knew and said nothing, we're as culpable as they are."

    Shareholders held the directors who ignored the warnings culpable.

    Root: ultimately Latin culpabilis, from culpare, "to blame," from culpa, "guilt."
    Force & Obligation
  10. purview (n.) · PUR-vyoo
    the field of authority belonging to a person or group: the decisions and business that are theirs to handle

    Office leases fall within the facilities team's purview.

    "Hiring for your team is your purview; I won't second-guess it."

    The audit committee extended its purview to cover cybersecurity.

    Origin: From the formula that opened Anglo-French statutes, "it is provided" (purveu est), by way of Middle English purveu.
    Scope & Restraint

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About these cards

Review status: Second-reader reviewed, with corrections applied.

Checked against:

  • Senses, parts of speech and pronunciations checked against Merriam-Webster.com, the American Heritage Dictionary and the Oxford Learner's, Longman and Cambridge learner's dictionaries; all definitions, notes and example sentences are original.
  • Includes and extends the Executive Register word list first published with the Willys app; word selection is our own.

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