No. 2,343 in Portuguese
one
"One" is not a Portuguese word; in Portuguese, it translates to "um" (masculine) or "uma" (feminine), meaning the numeral "1."
In a sentence
Eu vi um pássaro voando.
I saw a bird flying.
The word 'um' (one) is used as an indefinite article to refer to a single, unspecified bird.
Ele é o único aluno da turma que tirou nota máxima.
He is the only student in the class who scored the highest grade.
The word 'único' (only, one) is used as an adjective to indicate exclusivity in count.
Eu quero uma fatia do bolo.
I want one slice of cake.
The word 'uma' (one) is used as an indefinite article matching the feminine noun 'fatia' (slice), denoting a single portion.
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