I would suppose that it is either Señor, or something very similar to that. It actually is 'Senhor' but it's said the same way. Señor is spanish. Portuguese doesn't use ñ.
Senhor - Mister
The translation of "Mister Sir" in Portuguese is "Senhor Senhor".
"Mister" and "Mr." are English equivalents of the Portuguese word Sr. The masculine singular abbreviation stands for Senhor, whose literal translations also include "gentleman" and "Sir." The pronunciation will be "see-NYOR" in Cariocan Brazilian and in continental Portuguese.
Senhor
The German word for Mister is "Herr."
The norwegian word for Mister, is Herr. Used in the same way. Mister Smith, Herr Smith. Use with capital H.
"Mr" in Spanish is "señor".
The word "dad" is a palindrome that can be slang for mister.
The Portuguese word for lady is "senhora."
Stag is not a portuguese word.
The word plain in Portuguese is: "planicie."
KEE-fee is a Portuguese pronunciation of 'Keefe'. It isn't a word in Portuguese. A Portuguese speaker tends to apply Portuguese pronunciation rules to this non-Portuguese word.