Roget's Thesaurus

CLASS IV. WORDS RELATING TO THE INTELLECTUAL FACULTIES

DIVISION I. FORMATION OF IDEAS

SECTION I. OPERATIONS OF INTELLECT IN GENERAL

• #450. Intellect
• #450a. Absence or want of Intellect
• #451. Thought
• #452. Incogitancy
• #453. Idea
• #454. Topic

SECTION II. PRECURSORY CONDITIONS AND OPERATIONS

• #455. Curiosity
• #456. Incuriosity
• #457. Attention
• #458. Inattention
• #459. Care
• #460. Neglect
• #461. Inquiry
• #462. Answer
• #463. Experiment
• #464. Comparison
• #464a. Incomparability
• #465. Discrimination
• #465a. Indiscrimination
• #465b. Identification
• #466. Measurement

SECTION III. MATERIALS FOR REASONING

• #467. Evidence
• #468. Counter Evidence
• #469. Qualification
• #470. Possibility
• #471. Impossibility
• #472. Probability
• #473. Improbability
• #474. Certainty
• #475. Uncertainty

SECTION IV. REASONING PROCESSES

• #476. Reasoning,
• #477. Intuition. & Sophistry
• #478. Demonstration
• #479. Confutation

SECTION V. RESULTS OF REASONING

• #480. Judgment
• #480a. Discovery
• #481. Misjudgment
• #482. Overestimation
• #483. Underestimation
• #484. Belief
• #485. Unbelief. Doubt
• #486. Credulity
• #487. Incredulity
• #488. Assent
• #489. Dissent
• #490. Knowledge
• #491. Ignorance
• #492. Scholar
• #493. Ignoramus
• #494. Truth
• #495. Error
• #496. Maxim
• #497. Absurdity
• #498. Intelligence, Wisdom
• #499. Imbecility. Folly
• #500. Sage
• #501. Fool
• #502. Sanity
• #503. Insanity
• #504. Madman

SECTION VI. EXTENSION OF THOUGHT

1. To the Past

• #505. Memory
• #506. Oblivion

2. To the Future

• #507. Expectation
• #508. Inexpectation
• #509. Disappointment
• #510. Foresight
• #511. Prediction
• #512. Omen
• #513. Oracle

SECTION VII. CREATIVE THOUGHT

• #514. Supposition
• #515. Imagination

DIVISION II. COMMUNICATION OF IDEAS

SECTION I. NATURE OF IDEAS COMMUNICATED

• #516. Meaning
• #517. Unmeaningness
• #518. Intelligibility
• #519. Unintelligibility
• #520. Equivocalness
• #521. Metaphor
• #522. Interpretation
• #523. Misinterpretation
• #524. Interpreter

SECTION II. MODES OF COMMUNICATION

• #525. Manifestation
• #526. Latency. Implication
• #527. Information
• #527a. Correction
• #528. Concealment
• #529. Disclosure
• #530. Ambush
• #531. Publication
• #532. News
• #533. Secret
• #534. Messenger
• #535. Affirmation
• #536. Negation
• #537. Teaching
• #538. Misteaching
• #539. Learning
• #540. Teacher
• #541. Learner
• #542. School
• #543. Veracity
• #544. Falsehood
• #545. Deception
• #546. Untruth
• #547. Dupe
• #548. Deceiver
• #549. Exaggeration

SECTION III. MEANS OF COMMUNICATING IDEAS

1. NATURAL MEANS

• #550. Indication
• #551. Record
• #552. Obliteration
• #553. Recorder
• #554. Representation
• #555. Misrepresentation
• #556. Painting
• #557. Sculpture
• #558. Engraving
• #559. Artist

2. CONVENTIONAL MEANS

1. Language generally

• #560. Language
• #561. Letter
• #562.Word
• #563. Neologism
• #564. Nomenclature
• #565. Misnomer
• #566. Phrase
• #567. Grammar
• #568. Solecism
• #569. Style
• #570. Perspicuity
• #571. Obscurity
• #572. Conciseness
• #573. Diffuseness
• #574. Vigor
• #575. Feebleness
• #576. Plainness
• #577. Ornament
• #578. Elegance
• #579. Inelegance

2. Spoken Language

• #580. Voice
• #581. Aphony
• #582. Speech
• #583. Stammering
• #584. Loquacity
• #585. Taciturnity
• #586. Allocution
• #587. Response
• #588. Conversation
• #589. Soliloquy

3. Written Language

• #590. Writing
• #591. Printing
• #592. Correspondence
• #593. Book
• #594. Description
• #595. Dissertation
• #596. Compendium
• #597. Poetry
• #598. Prose
• #599. The Drama