A keyword is a word or phrase people type into a search engine when looking for information, products, or services. Keywords form the fundamental link between what an audience is actually searching for and the content a website provides to meet that need.
Types of Keywords
- Short-tail keywords — broad, one- or two-word terms ("SEO") with high search volume and high competition
- Long-tail keywords — longer, more specific phrases ("how to improve SEO for a small WordPress blog") with lower volume but higher intent
- Branded keywords — searches that include a specific company or product name
- Commercial keywords — searches with clear purchase intent, like "best CRM software"
Why Keywords Are Central to SEO
- They reveal exactly what an audience is actually looking for
- They guide content strategy and topic selection
- They help search engines match a page to relevant searches
- They're the foundation nearly every other SEO tactic builds on
Where to Find Good Keywords
Tools like Google Keyword Planner, Ahrefs, and SEMrush all show search volume and competition data for a given term, letting a site owner identify which specific keywords are worth actually building content around.
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