This is the 25th most frequent Vietnamese word.
tôi
"I" or "me" (first-person singular pronoun).
This is a formal and neutral usage of 'tôi' used as the first-person singular pronoun.
Tôi là học sinh.
I am a student.
Here, 'tôi' conveys politeness and formality in offering help.
Tôi có thể giúp bạn không?
Can I help you?
In this sentence, 'tôi' is part of a possessive phrase, indicating something belonging to the first person.