This is the 12422nd most frequent Spanish word.
mantenerme
"To support myself" or "to maintain myself."
In this sentence, 'mantenerme' refers to the speaker ensuring their own financial support.
Necesito trabajar para mantenerme económicamente.
I need to work to support myself financially.
Here, 'mantenerme' indicates the effort to keep oneself in a specific physical condition.
Trato de mantenerme en forma haciendo ejercicio regularmente.
I try to keep myself in shape by exercising regularly.
In this context, 'mantenerme' implies striving to keep a particular emotional state.