Dialogue that does more than fill space

The basic test for a line of dialogue

Every line should be doing at least one of these, and ideally two:

• Revealing character. The way a character phrases something is character information.
• Shifting the power balance in the scene. Speaker A says something. Speaker B is now in a different position than before — threatened, reassured, owing something, owed something.
• Advancing the plot. A decision is made. A piece of information changes hands. An action is committed to or refused.
• Building subtext. The conversation is about X on the surface and Y underneath.

Lines that do none of these are filler and should usually be cut. Greetings, small talk about the weather, "how was your day," "fine, and yours" — these are the dialogue equivalent of a character waking up and brushing their teeth. Compress or cut.

The trap of "realistic" dialogue

Real talk is messy. People say "uh" and "um." They repeat themselves. They stop mid-sentence. Beginner writers, trying to be realistic, transcribe these tics and produce dialogue that feels cluttered without feeling real. The problem is that transcribed real talk is padded because the interpersonal context — facial expressions, known history between speakers, physical space — does all the work.

Fictional dialogue has none of that context unless the writer supplies it. What reads as "realistic" on the page is usually much more compressed and more pointed than actual talk — trimmed of repetition, shaped toward what the scene needs, but retaining enough specificity (a character's syntax, a regional word, a distinctive rhythm) that each speaker sounds like themselves.

Attribution

Attribution is the mechanics that tells the reader who is speaking. A few working rules:

• "Said" is nearly invisible and that's its virtue. Use it. Do not hunt for synonyms. "Said" and "asked" cover 95% of attributions in published fiction. Lines like "she exclaimed," "he growled," "she opined" are visible in a way that makes attribution hard work for the reader.
• Skip attribution when it's clear who's speaking. If only two people are in a room and they alternate, attribution every few lines is enough.
• Use action beats instead of attributions. Instead of "'Don't,' she said, angrily," write: "She put the glass down. 'Don't.'" The beat identifies the speaker and does character work simultaneously.
• Don't use adverbs to prop up dialogue. If a line's emotional register isn't clear from the line itself, the line is probably wrong. Fix the line, not the attribution.

Subtext

Subtext is the gap between what a character says and what they mean. It's the single most important concept in dialogue. A scene in which two characters are arguing about the dishes but are really arguing about the last six years of their marriage is a scene with subtext. A scene in which two characters say exactly what they are thinking is a scene with none — and it's almost always weaker, because the reader has nothing to do.

Building subtext requires that each character has an agenda they are not fully stating, and that the reader can infer what that agenda is. The character does not need to hide the agenda forever; the pleasure for the reader is in watching the subtext leak, intensify, and eventually surface.

A practical test: pick a scene and write out what each character wants from the other in this scene — not the plot goal of the chapter, the immediate interpersonal goal. If you can name it in one sentence per character, the scene will have subtext. If the characters want nothing specific from each other, the scene is conversation, not drama.

Beats — the spaces between lines

Beats are the small descriptive bits interleaved with dialogue: an action, a gesture, a movement, a sensory detail. They do three things:

1. Identify speakers without a said-attribution.
2. Modulate rhythm — dialogue without beats can feel unmoored, characters talking in a void.
3. Reveal character through what a character does while talking, which is often more telling than what they say.

A character who says "I'm fine" while retying their shoelaces is a different character than one who says "I'm fine" while looking at their phone, which is a different character than one who says "I'm fine" while turning their wedding ring. The words are identical; the meaning is not.

Dialect, accent, and ESL

Rendering speech patterns with heavy phonetic spelling is a minefield. A little indication goes a long way — a turn of phrase, a syntax, a specific word — and heavy phonetic respelling ("I dinnae ken whit yer on aboot, lassie") usually reads as caricature. For nonstandard English speakers, the clearest current practice is to suggest accent and dialect through syntax and word choice rather than through extensive respelling. Read widely in the tradition you're writing in; the conventions vary by place and by decade.

When to cut a line

In revision, read each scene's dialogue with one question: what if this line were gone? If the scene still works, the line was redundant. Most first drafts contain 10–20% dialogue that can be cut this way — greetings, confirmations, echoes ("'I saw her yesterday.' 'You saw her?'"), and explanations that the reader has already inferred.

Cutting dialogue is almost always a net improvement. The remaining lines get more weight. The scene gets faster. The characters get sharper, because what they do say is now all the evidence the reader has — and evidence with less noise is always more persuasive.