The word "Robertine" is spelled as /rɑːbərˈtiːn/, with emphasis on the second syllable. It is a fairly unusual name that is typically used for girls. The spelling of this name is based on the name "Robert" with the addition of the suffix "-ine". The suffix "-ine" in this case is used to denote a feminine form of the name "Robert". It is not a very common name, but those who bear it tend to be strong and independent individuals.
The word Robertine is derived from the given name Robert, which comes from the Germanic elements hrod meaning fame and beraht meaning bright. Initially, this name became popular through the Frankish nobility during the Middle Ages, and it gradually spread to other European countries. Over time, it developed into surnames and also influenced the creation of related feminine forms like Robertine.