I'm worried
Indicates that the speaker is worried.
VERBS
be, feel, look, seem
get
My parents got worried after I didn't call them for three days.
ADV
deeply, desperately, dreadfully, extremely, frantically, genuinely, particularly, really, seriously, terribly, very | increasingly | a bit, quite, rather, slightly
rightly
My parents were rightly worried about my safety when I traveled alone for the first time.
PREP
about
My parents are worried about whether I'll pass my final exams next month.
PHRASES
worried sick
My parents were worried sick when I didn't call them for a week.