Heterogeneric and Heterotonic in Spanish

know the heterogeneous and heterotonic it is essential in learning the Spanish language so as not to make mistakes. When studying Spanish, it is important to be very careful when using some nouns and when pronounce some words, as they can change gender or stressed syllable from Spanish to Portuguese.

Are we going to find out about its uses?/ Shall we know its uses?

The heterogeneous

In Spanish there are some words that have the same meaning in Portuguese, but the gender is different, that is, a word that is feminine in Portuguese can be masculine in Spanish. These words are called heterogeneric. / In Spanish there are some words that have the same meaning in Portuguese, but the gender is distinct, or sea, a word that is female in Portuguese will be masculine in Spanish. These words are called heterogeneous.

With the examples it becomes clearer(With the examples it becomes clearer):

Español (masculine nouns)	Español (feminine nouns)
the emphasis	the emphasis
the origin	The origin
the gear	the gear
the fraud	the fraud
humo	The smoke
the insomnia	insomnia
el margin	The margin
the marathon	the marathon
I pray	the prayer
vertigo	the vertigo

Español (female nouns)	Portuguese (masculine nouns)
there nose	The nose
the salt	The salt
the blood	The blood
la smile	The smile
there protests	The protest
la hiel	the gall
la paradoja	the paradox
la laugh	The laugh
la señal	The sign
la samba	the samba

The heterotonic

Hererotonics are also words that in Spanish have the same meaning in Portuguese, but that there is a change in the stressed syllable from one language to another, so they are pronounced in a way different. / The heterotônicos also are words that in Spanish have the same meaning in Portuguese, but that there is a change in the stressed syllable of one lega another, then it is pronounced in a different way.

Aim at the examples to get more clear(See the examples for clarity):

Español	Portuguese
Nivel	nevel
USsuchgrace	nostalgiThe
Oxigenius	Oxygeenot
Badgrace	BadgiThe
Oheavenyear	helloTheat the
panOKat the	Panantano

hellen oak
Spanish teacher

Source: Brazil School - https://brasilescola.uol.com.br/espanhol/heterogenericos-heterotonicos-espanhol.htm