to fall deeply in love with someone
enamorarse profundamente de alguien (enamorarse profundamente de alguien)
"He fell head over heels for her the moment they met."
"Él se enamoró locamente de ella en el momento en que se conocieron." (El se enamoro locamente de ella en el momento en que se conocieron)
to secure something so it cannot change
to happen as expected
plans are uncertain or not decided yet
to talk to someone for a long time, usually to complain
a call to take action, especially to defend a cause
a way of asking what someone is thinking.