This is the 10653rd most frequent Portuguese word.
genro
Son-in-law.
The word 'genro' is used here to refer to a man who is married to one's daughter.
Meu genro gosta de jogar futebol aos fins de semana.
My son-in-law likes to play football on weekends.
In this sentence, 'genro' is employed to describe the man who supports his wife's mother, highlighting familial relations.
Ela está muito feliz porque seu genro a ajuda muito em casa.
She is very happy because her son-in-law helps her a lot at home.
Here, 'genro' specifies the relation of a man to the parents of his wife through the family gathering.