The Vietnamese word "nhăm" is used to refer to the number "five" when it comes after other tens in counting. It is commonly used in the context of age and is typically paired with the word for twenty (hai mươi) to indicate "twenty-five" (hai mươi nhăm tuổi), meaning "twenty-five years old."
In a broader context, "nhăm" can be used in other numerical phrases, but it is most frequently found in age expressions.
In general usage, "nhăm" does not have other meanings outside of its numerical context. It is strictly associated with the number five when used in conjunction with tens.
While "nhăm" does not have direct synonyms in counting, the number five itself can be referred to as "năm" when it stands alone or in other contexts. However, it is important to note that when discussing ages or numbers in sequences that include tens, "nhăm" is the correct term to use.