keyword

happy 21st birthday daughter

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

$ curl "https://api.seodata.dev/v1/keyword?q=happy+21st+birthday+daughter&country=us" +--------------+------------------+ | volume | 1,600 | | cpc | $0.12 | | competition | 0.98 | | country | US | | updated | 2026-06-19 | +--------------+------------------+

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
21st birthday wishes	2,900	$0.05	15/20
21st birthday message to daughter	720	$0.12	16/20
21st birthday messages daughter	720	$0.16	15/20
daughters 21st birthday wishes	720	$0.12	15/20
21st birthday words for daughter	390	$0.37	15/20
daughters 21st birthday quotes	390	$0.37	15/20
21st birthday wishes for daughter from mom	210	$0.09	15/20
daughters 21st birthday message	110	$0.13	15/20
happy 21st birthday messages daughter	90	$0.03	15/20
happy 21st birthday wishes daughter	90	$0.03	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://api.seodata.dev/v1/keyword?q=happy+21st+birthday+daughter&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