keyword

difference between roman empire and holy roman empire

Monthly search volume and cost-per-click data for "difference between roman empire and holy roman empire" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=difference+between+roman+empire+and+holy+roman+empire&country=us" +--------------+------------------+ | volume | 90 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-06-16 | +--------------+------------------+

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
holy roman	40,500	$0	7/20
german roman empire	40,500	$0	6/20
holy empire	40,500	$0	6/20
holy roman empire	40,500	$0.02	6/20
holy roman emperor	4,400	$0	6/20
holy roman empire vs roman empire	1,600	$0	20/20
roman empire vs holy roman empire	1,600	$0	20/20
what is the holy roman empire	1,600	$0	8/20
roman vs holy roman empire	40	$0	13/20
roman empire and holy roman empire	30	$0	10/20

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=difference+between+roman+empire+and+holy+roman+empire&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