
Stepmother
Family Dynamics
Stepmothers can have different roles within families, from caretakers to distant figures, which can affect the use of the term. 
Emotional Nuance
The word 'stepmother' can carry emotional weight, sometimes positive or negative, based on personal or cultural perceptions. 
Colloquial Use
'Stepmom' is often used informally or affectionately to refer to one's stepmother. 