mayormente

mostly, mainly

mayor the oldest, the eldest + mente forms adverbs meaning “in a ... manner”
adverb Rare #42,795
mostly, mainly
SP: El público estaba compuesto mayormente por estudiantes.
EN: The audience was made up mostly of students.

Pero mayormente quiere un ascenso y una medalla.

But mostly he wants a promotion and a medal.

— Los chicos del coro (2004)

Mayormente retratos.

Mostly portraits.

— Elephant (2003)

Es mayormente cuando estoy escuchando.

It's mostly when I'm listening.

— Toni Erdmann (2016)

Mayormente guijarros.

Mostly pebbles.

— Cadena perpetua (1994)

Alex es mayormente un pájaro corriente.

Alex is mostly an ordinary bird.