to be responsible for something yourself
ser responsable de algo por ti mismo (ser responsable de algo por ti mismo)
"The success of this event rests on your own shoulders."
"El éxito de este evento recae sobre tus propios hombros." (El éxito de este evento recae sobre tus propios hombros.)
used to express happiness upon returning home
I do not know the answer to a question
to slowly become less close or connected over time
to make something more interesting or realistic
in an uncertain or unstable situation
to become worse or decline in health