This is the 205th most frequent Armenian word.
հայտնեց
"Revealed" or "expressed."
In this context, "հայտնեց" is used to mean "revealed" or "shared" in the sense of expressing or making known someone's thoughts.
Նա հայտնեց իր մտքերը բոլորին։
He shared his thoughts with everyone.
Here, "հայտնեց" signifies "revealed," implying the act of disclosing information in response to a question or investigation.
Հարցման արդյունքում հայտնեց, որ ճշմարտությունը շատ կարևոր է։
Upon inquiry, he revealed that truth is very important.
In this usage, "հայտնեց" means "announced," highlighting the act of declaring or signaling one's presence.