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keyword

headright system definition us history

Monthly search volume and cost-per-click data for "headright system definition us history" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=headright+system+definition+us+history&country=us" +--------------+------------------+ | volume | 50 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-03-30 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
headright system 6,600 $0 20/20
headrights 5,400 $0 14/20
what was the headright system 1,300 $0 12/20
headright 1,000 $0 14/20
headright system definition 720 $0 14/20
the headright system 390 $0 11/20
headrights definition 110 $0 11/20
what was the purpose of the headright system 70 $0 11/20
why was the headright system created 30 $0 13/20
why was the headright system important 30 $0 12/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=headright+system+definition+us+history&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt