Topic-first SEO glossary

5 min read

These are the words the Academy uses, in the order you meet them. Each gets a sentence or two and a link to the page that goes deeper. If a term in a keyword tool confuses you, the table at the end maps the common names onto ours.

The structure

  • Theme. An area of your business. Home espresso. Coffee beans and grinders. Café equipment. A site has a few of them.
  • Topic. One thing your customer is deciding. Choosing a home espresso machine. A topic has four to eight pages, and then it is done.
  • Cluster. Keywords whose search results overlap. They belong on one page, because Google already treats them as one question.
  • Page. One question of a topic, answered completely, the answer in the first two sentences.
  • Topic map. Every theme, topic and page in one view, each page marked covered, gap, or already ranking. It is the plan. See Your topic map.
Theme Home espresso an area of your business Topic Choosing a home espresso machine one thing your customer is deciding Cluster best espresso machine · best home espresso machine espresso machine reviews same results, one page Page Manual, semi or fully automatic: which one fits you? one question, answered
The four levels, with the espresso example. The blue bracket is the rule: one cluster of keywords becomes one page.

Demand

  • Keyword. What people type. In topic-first SEO a keyword is an input: it tells you whether anyone is asking, and roughly how many. It is never the plan. See Keyword research as a demand check.
  • Search volume. The tool's estimate of searches per month. Good for yes or no and for rough size. Not good to three digits.
  • Search intent. What the person wants when they type it: to learn (fixing something counts), to choose, to buy, or to reach a site they already know. See Search intent.
  • Result shape. What Google actually shows for a keyword: articles, shops, videos, forum threads, a map. It tells you whether an article can win there at all.

Winnability

  • Winnable. A question where sites your size or smaller already rank in the top ten. Judged from the results themselves, never from a score. See Who ranks there, and whether you can win.
  • Keyword difficulty. A number a keyword tool buys from a data vendor. For long-tail keywords it is mostly absent: in one test it existed for 8 of 400 keywords, and most tools show a default in the blank.
  • Coverage. How many of a topic's questions you have answered. Coverage is what makes a site look like it knows the subject.

Pages

  • Commodity content. A page any competent generalist could have written from the same brief. Correct, tidy, and substitutable. See Commodity content.
  • Information gain. What your page adds that the top ten do not have: a number from your own work, a case, the mistake everyone makes.
  • E-E-A-T. Experience, expertise, authoritativeness and trust. Google's words for "has this person actually done the work". See E-E-A-T in practice.
  • Blueprint. The outline for one page, built from the pages it has to beat: which questions, in which order, and what the top ten are missing. In SitePerfector this is generated per page.

Beyond your site

  • Citation. An AI answer linking to your page as its source. Earned by answering one question properly and by being mentioned elsewhere. See How AI answers pick their sources.
  • Mention. Your name or your site appearing somewhere you do not control: Reddit, LinkedIn, a podcast, a supplier's page.
  • Backlink. A link from another site to yours. Still counts. See Link building for small sites.

Measuring

  • Impressions and clicks. Google Search Console's two counts: how often a page appeared in results, and how often it was clicked. Impressions move first, often months before clicks.
  • Enquiries. Contact forms, calls, sign-ups, orders from a page. The number that matters. See Which numbers to track.

One topic, every level named. Theme: home espresso. Topic: choosing a home espresso machine. Cluster: "best espresso machine" (4,400 searches a month), "best home espresso machine" (2,900), "espresso machine reviews" (880), one page because the results overlap. Page: "Manual, semi or fully automatic: which one fits you?" Three more pages finish the topic: price brackets, why the grinder matters, what upkeep looks like. Four pages, then the topic is covered.

Worked example: the espresso cluster, labelled

Same thing, other names

Our word Also called
Topic Hub, pillar topic, subject
The pages of a topic Cluster content, supporting pages, spokes
Topic map Content architecture, silo structure, hub and spoke
Cluster Keyword group, keyword cluster
Winnable Low competition, "low KD"
Result shape SERP features, SERP layout
Blueprint Content brief, outline

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