seodata.dev

keyword

free vocabulary websites

Monthly search volume and cost-per-click data for "free vocabulary websites" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=free+vocabulary+websites&country=us" +--------------+------------------+ | volume | 50 | | cpc | $2.5 | | competition | 0.24 | | country | US | | updated | 2026-06-04 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
vocabulary sites 320 $2.54 14/20
vocabulary websites 320 $2.54 14/20
vocab learning websites 70 $2.37 16/20
free vocabulary websites for students 70 $3.09 13/20
sites to improve vocabulary 40 $4.02 14/20
vocabulary learning sites 40 $2.17 13/20
vocabulary learning websites 40 $2.17 13/20
websites to improve vocabulary 40 $4.02 13/20
vocabulary building websites 30 $3.8 16/20
vocabulary building sites 30 $3.8 15/20

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=free+vocabulary+websites&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