seodata.dev

keyword

best vocabulary books english

Monthly search volume and cost-per-click data for "best vocabulary books english" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=best+vocabulary+books+english&country=us" +--------------+------------------+ | volume | 30 | | cpc | $0.05 | | competition | 0.95 | | country | US | | updated | 2026-06-17 | +--------------+------------------+
All search data is retrieved via the Google Ads API — you get the same numbers you'd see in Google Ads.

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
books vocabulary 5,400 $0.64 15/20
vocabulary books 4,400 $0.62 18/20
vocabulary books english 1,300 $0.54 17/20
vocabulary book english 720 $0.87 15/20
english vocabulary books 720 $0.87 14/20
best vocabulary book english 40 $0.18 19/20
best book english vocabulary 40 $0.18 17/20
best books on english vocabulary 40 $0.18 17/20
good book for english vocabulary 40 $0.18 16/20
good english vocabulary books 30 $0.05 16/20

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://api.seodata.dev/v1/keyword?q=best+vocabulary+books+english&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt