keyword

book on vocabulary

Monthly search volume and cost-per-click data for "book on vocabulary" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=book+on+vocabulary&country=us" +--------------+------------------+ | volume | 5,400 | | cpc | $0.54 | | competition | 0.75 | | country | US | | updated | 2026-06-22 | +--------------+------------------+

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
vocabulary book	5,400	$0.39	14/20
books vocabulary	5,400	$0.64	12/20
book of vocabulary	5,400	$0.54	11/20
books for vocabulary	5,400	$0.54	10/20
books on vocabulary	5,400	$0.64	10/20
book for vocabulary	5,400	$0.54	9/20
books about vocabulary	5,400	$0.54	9/20
vocabulary books	4,400	$0.62	16/20
vocabulary books english	1,300	$0.54	13/20
english books for vocabulary	1,300	$0.62	9/20

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=book+on+vocabulary&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