A versatile verb built around the core idea of "having"
Encoding Strategies:
linguistic

have
have
+
-er
verb suffix
Haber means to have and is a direct cognate of the English word.
haber
to have (auxiliary)
Used with another verb to say you have done something.
He comido demasiadoI have eaten too much
Nunca habían viajado al extranjeroThey had never traveled abroad
there is, there are (existence)
Used impersonally to express existence. It's like how English says "we have a problem" to mean "there is a problem."
Hay mucha gente en la plazaThere are a lot of people in the square
No había suficiente comida para todosThere wasn't enough food for everyone
haber que
to have to, must, to be necessary to (obligation)
When you have to do something, but it doesn't matter or isn't specified who has to do it. The que introduces the thing you have to do.
Hay que tener pacienciaYou have to be patient
Hay que llegar tempranoOne must arrive early
haberes
assets, earnings, salary (plural)
Your assets are the things you have (your "havings").
Sus haberes incluían una casa y varios negociosHis assets included a house and several businesses
Cobró sus haberes al final del mesHe collected his earnings at the end of the month