How to pronounce“headfirst”in English

The female carries the fetus in her womb for 30 to 40 weeks, and then the baby emerges from the birth canal, usually headfirst, within hours. But there's one key difference: humans suffer a lot more.

If you dive headfirst into something without being asked, that's love.

that just dives in headfirst.

I dove headfirst into researching symptoms and causes, learning everything I could about eating disorders, observing changes in her behavior and role playing,

To dive headfirst into your shame?

So I wanted to basically dive headfirst into that.

Just like, just go headfirst.