seodata.dev

keyword

extension movement

Monthly search volume and cost-per-click data for "extension movement" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=extension+movement&country=us" +--------------+------------------+ | volume | 1,300 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-05-20 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword volume cpc overlap
flexion vs extension 9,900 $0 17/20
flexion and extension 5,400 $0 19/20
flexion vs extension hip 2,400 $0 16/20
flexion movement 1,600 $0 20/20
extension anatomy definition 1,300 $0 20/20
extension definition in anatomy 1,300 $0 20/20
flexion anatomy definition 1,300 $0 20/20
extension definition anatomy 1,300 $0 19/20
flexion definition anatomy 1,000 $0 18/20
extension medical definition 880 $0 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://app.seodata.dev/v1/keyword?q=extension+movement&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