English & grammar · Guide
Semicolon vs colon
A semicolon links closely related independent clauses; a colon points forward from a complete clause to an explanation, example, or list. Use clause structure and the intended relationship to choose.
The reading room.
Find an answer, follow a curiosity, or begin something new. Practical guides and current stories across twelve subjects.
Speech & sound · Guide
Sentence stress in English
Sentence stress is the shifting prominence of words in a spoken phrase. It helps listeners track new, contrasting, or corrected information; the same sentence can sound different when its focus changes.
Speech & sound · Guide
Shadowing technique language learning
Shadowing is a pronunciation practice in which you speak along with a short recording, following its timing and sound. Learn how to choose a clip, repeat it deliberately, and check what changed.
Words & meaning · Guide
Simile vs metaphor
A simile compares unlike things using a cue such as like or as; a metaphor describes one thing as another. Both create connections, but they frame the comparison differently.
English & grammar · Guide
Simple compound and complex sentences
Simple, compound, and complex describe how clauses are arranged. Learn to identify independent and dependent clauses, see how the patterns shape emphasis, and revise a short passage with a practical clause-counting exercise.
Languages of the world · Guide
Simplified vs traditional Chinese
Simplified and traditional Chinese refer to different character forms used in written Chinese. The choice depends on audience and publishing convention; it does not by itself identify a spoken language or a person’s ability.
Poetry & spoken word · Guide
Slam poetry vs spoken word
Slam poetry is spoken word performed in a judged competition; spoken word is the broader practice of composing poetry for the voice and an audience. The difference lies in the event format, not a separate poetic species.
Words & meaning · Guide
Slang vs jargon
Slang is informal vocabulary associated with social use and group identity; jargon is specialized language used within a field or activity. A term can serve both roles, so its audience and purpose matter more than the word alone.
Languages of the world · Guide
Slavic languages explained
Slavic languages are a branch of the Indo-European family that includes languages such as Polish, Russian, and other East, West, and South Slavic languages. Shared descent gives context, not a universal grammar or a proficiency shortcut.
Everyday communication · Guide
Small talk questions
Useful small talk questions are easy to answer, connected to the shared situation, and open enough to invite a detail. Listen for what the other person chooses to share, then follow that thread instead of running through a list.
Learning languages · Guide
Spaced repetition language learning
Spaced repetition means revisiting language after intervals instead of cramming it in one sitting. Use it to schedule attempts to recall useful phrases, then check the answer and adjust the next review according to what you could retrieve.
Languages of the world · Guide
Spanish vs Catalan
Spanish and Catalan are separate Romance languages, each with its own vocabulary, pronunciation and grammar. Catalan is not a Spanish dialect, though contact and shared regional settings can mean that people use both.
Languages of the world · Guide
Spanish vs Portuguese
Spanish and Portuguese are distinct but closely related Romance languages. Their shared history makes some written words recognizable, while sound, grammar and everyday vocabulary can still differ enough to cause misunderstandings.
Speaking & storytelling · Guide
Story structure explained
Story structure is the arrangement that helps an audience understand a situation, its change, and its consequence. A practical five-beat outline for a missed-sign example shows how to shape a story without forcing it into a rigid formula.
English & grammar · Guide
Subject verb agreement
Subject verb agreement means matching a verb’s form to its subject. Find the true subject first, then ignore intervening phrases and check tricky cases such as compound subjects, indefinite pronouns, and there is or are.
Translation & interpreting · Guide
Subtitles vs closed captions
Subtitles and closed captions both display speech as text, but they serve different access needs and are not interchangeable in every context. Learn what each includes and how to choose the right treatment for a sample scene.
Speech & sound · Guide
Syllables explained
A syllable is a unit of spoken-language structure organized around a prominent nucleus, usually a vowel. Learn how onsets, nuclei, and codas fit together, then use a practical method to examine a word.
Words & meaning · Guide
Synonyms and antonyms
Synonyms have similar meanings; antonyms express a contrast. Neither label guarantees that words are interchangeable in every sentence, so compare meaning, tone, context, and the kind of opposition involved before revising.