1. 妈妈 (māma)
* This is the most common way to write "mom" in Mandarin Chinese, the most widely spoken dialect.
* It is pronounced "ma-ma" with the tone on the first syllable being the second tone (rising) and the tone on the second syllable being the first tone (high).
2. 母亲 (mǔqīn)
* This is a more formal and literary way to write "mom."
* It literally means "mother" and is pronounced "moo-cheen."
You would typically use "妈妈" in casual conversation, while "母亲" might be used in more formal settings like writing or addressing someone respectfully.