Admonitrix is a rarely used form of the word admonition, which refers to a warning or reprimand aimed at correcting behavior. The word is spelled with an "x" at the end to indicate that it is the feminine form of admonitor, a person who gives admonitions. The pronunciation of this word is [ædˈmɒnɪtrɪks], with the stress on the third syllable. The "x" at the end is pronounced like a "ks" sound. Although not commonly used, Admonitrix is a valid word and can be found in some dictionaries.
The word "Admonitrix" does not have an established etymology. It appears to be a neologism, coined by combining "admonition" with the Latin feminine suffix "-trix". "Admonition" refers to a mild or friendly warning or reproof, while the suffix "-trix" denotes a female who performs or is associated with a particular action or role. Therefore, "Admonitrix" could be interpreted as a feminine form of someone who gives admonitions or warnings. However, it is essential to note that this word is not widely recognized or used in common language.