This week on The Missing Workbook
1 new learner
12 reviews
Word
English Vocabulary
Pick a CEFR level (A1–C2, plus C2+ for rare words beyond the CEFR scale) — A1 is the friendliest place to start — and browse its words grouped by topic: travel, food, the body, emotions, and more. Each word shows its meaning, example sentences, and US/UK pronunciation.
Choose your level
All 27,899 wordsC2+ is beyond the official CEFR scale: rare, specialist, and literary words kept for reference.
38 words
truth
A2
/tɹuθ/
The real facts about something, rather than what is imagined or invented.
Meaning
Off
Sound
Off
proof
B1
/pɹuf/
Information or facts that show something is true.
Meaning
Off
Sound
Off
existence
B1
/ɛɡˈzɪs.təns/
The fact or state of being real or present.
Meaning
Off
Sound
Off
concept
B1
/ˈkɑn.sɛpt/
an abstract idea or general notion
Meaning
Off
Sound
Off
wisdom
A2
/ˈwɪzdəm/
The ability to make good decisions using knowledge and experience.
Meaning
Off
Sound
Off
philosophy
B1
/fɪˈlɑ.sə.fi/
The study of ideas about life, knowledge, truth, and the meaning of existence.
Meaning
Off
Sound
Off
logic
B1
/ˈlɑ.d͡ʒɪk/
A sensible way of thinking that uses clear reasons.
Meaning
Off
Sound
Off
objective
B1
/əbˈd͡ʒɛk.tɪv/
A goal or aim that you are trying to achieve.
Meaning
Off
Sound
Off
essence
B1
/ˈɛsəns/
The most basic and important quality that makes something what it is.
Meaning
Off
Sound
Off
proposition
C2
/ˌpɹɑpəˈzɪʃən/
An idea, plan, or suggestion that is offered for consideration.
Meaning
Off
Sound
Off
intuition
C1
/ˌɪn.tuˈɪʃ.ən/
The ability to understand or know something immediately, without conscious reasoning.
Meaning
Off
Sound
Off
assumption
B2
/əˈsʌm(p).ʃ(ə)n/
Something you accept as true without proof.
Meaning
Off
Sound
Off
reasoning
C1
/ˈɹiːzənɪŋ/
The process of thinking carefully and logically to reach a conclusion.
Meaning
Off
Sound
Off
paradox
B2
/ˈpæɹ.əˌdɑks/
A statement that seems to contradict itself but may still be true.
Meaning
Off
Sound
Off
doctrine
C1
/ˈdɑk.tɹɪn/
A set of beliefs taught by a religion, political group, or other organization.
Meaning
Off
Sound
Off
contradiction
B2
/ˌkɑːntɹəˈdɪkʃən/
A situation in which two things cannot both be true at the same time.
Meaning
Off
Sound
Off
conjecture
C2
/kənˈd͡ʒɛk.t͡ʃɚ/
A guess or opinion based on incomplete evidence.
Meaning
Off
Sound
Off
validity
C1
/vəˈlɪd.ᵻ.ti/
The state of being based on truth, sound reasoning, or solid evidence.
Meaning
Off
Sound
Off
dogma
C2
/ˈdɔɡ.mə/
a doctrine or code of beliefs accepted as authoritative
Meaning
Off
Sound
Off
skepticism
C2
/ˈskɛp.tɪˌsɪ.zəm/
doubt about the truth of something
Meaning
Off
Sound
Off
inference
B2
/ˈɪn.fɚ.əns/
A conclusion you reach based on evidence or reasoning rather than direct information.
Meaning
Off
Sound
Off
fallacy
C2
/ˈfɛl.ə.si/
A mistaken belief based on faulty reasoning.
Meaning
Off
Sound
Off
metaphysics
C2+
/ˌmɛtəˈfɪzɪks/
the branch of philosophy studying being and reality
Meaning
Off
Sound
Off
abstraction
C1
/æbˈstɹæk.ʃn̩/
A general idea formed from specific examples, rather than a concrete thing.
Meaning
Off
Sound
Off
nihilism
C2
/ˈnaɪ.əˌlɪz.m̩/
the delusion that things, or everything, including the self, do not exist
Meaning
Off
Sound
Off
stoicism
C2
/ˈstoʊɪsɪzəm/
The quality of accepting pain or hardship calmly, without complaining.
Meaning
Off
Sound
Off
rationalism
C2
/ˈræʃ.ən.əl.ɪ.zəm/
in philosophy, the view that reason can provide at least some substantive knowledge independently of sensory experience, often through innate ideas or a priori reasoning
Meaning
Off
Sound
Off
empiricism
C2
/ɛmˈpɪrəˌsɪzəm/
A pursuit of knowledge purely through experience, especially by means of observation and sometimes by experimentation.
Meaning
Off
Sound
Off
ontology
C2
/ɑnˈtɑlədʒi/
the branch of metaphysics concerned with being, existence, and the fundamental kinds of things that exist
Meaning
Off
Sound
Off
dualism
C2
/ˈduːəˌlɪzəm/
Duality; the condition of being double.
Meaning
Off
Sound
Off
solipsism
C2
/ˈsɒlɪpsɪzəm/
The philosophical idea that only your own mind is sure to exist.
Meaning
Off
Sound
Off
contemplation
C2+
/ˌkɑntəmˈpleɪʃən/
deep, reflective thought or meditation
Meaning
Off
Sound
Off
idealism
C2+
/aɪˈdiːəˌlɪzəm/
the pursuit of high ideals; a philosophy stressing mind or ideas
Meaning
Off
Sound
Off
determinism
C2+
/dɪˈtɝmɪˌnɪzəm/
the doctrine that all events are determined by prior causes
Meaning
Off
Sound
Off
teleology
C2
/ˌtɛliˈɑlədʒi/
explanation of phenomena by the ends, purposes, or goals they are said to serve
Meaning
Off
Sound
Off
phenomenology
C2
/fɪˌnɑməˈnɑləd͡ʒi/
a philosophical approach that studies the structures of conscious experience as they appear to the person experiencing them
Meaning
Off
Sound
Off
existentialism
C2
/ˌɛɡzəˈstɛn(t)ʃəˌlɪzəm/
a philosophical movement that emphasizes individual existence, freedom of choice, and responsibility for shaping one's life
Meaning
Off
Sound
Off
inhere in
C2
to exist as an essential part or quality of something
Prepositional verb
Meaning
Off
Sound
Off