i Register
In some senses, apprehensive is marked as obsolete. Watch for register when choosing this word.
VERBS
be, feel, look, seem, sound | become, get, grow | remain
make sb
The strange noises in the old house made everyone apprehensive about staying there overnight.
ADV
deeply, extremely, very | a bit, a little, quite, rather, slightly
PREP
about
Many parents feel apprehensive about their children's first day at school.
of
Sarah felt apprehensive of making mistakes during her first day at the new job.