keyword

21st birthday wishes

Monthly search volume and cost-per-click data for "21st birthday wishes" in US.

$ curl "https://api.seodata.dev/v1/keyword?q=21st+birthday+wishes&country=us" +--------------+------------------+ | volume | 2,900 | | cpc | $0.05 | | competition | 0.09 | | country | US | | updated | 2026-06-26 | +--------------+------------------+

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
birthday wishes 21st birthday	2,900	$0.05	20/20
21st birthday sayings	2,400	$0.24	20/20
happy 21st birthday quotes	2,400	$0.09	20/20
happy 21st birthday wishes	2,400	$0.09	20/20
quotes for 21st birthday	2,400	$0.21	20/20
quote 21st birthday	2,400	$0.24	19/20
happy birthday messages 21st	2,400	$0.09	17/20
21st birthday quotes	1,600	$0.11	20/20
phrases for 21st birthday	1,600	$0.11	20/20
21st birthday saying	1,600	$0.11	17/20

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=21st+birthday+wishes&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