This is the 15829th most frequent German word.
ängstlich
Fearful; anxious.
'Ängstlich' describes the emotional state of the boy experiencing anxiety from the incoming thunderstorm.
Der Junge war ängstlich, als er das dunkle Gewitter sah.
The boy was anxious when he saw the dark thunderstorm.
'Ängstlich' relates to the manner in which the person looked towards the door, signifying their state of worry due to the auditory stimuli.
Sie schaute ängstlich zur Tür, als sie seltsame Geräusche hörte.
She looked anxiously at the door when she heard strange noises.
Here, 'ängstlich' refers to the characteristic of being fearful or timid towards unknown or novel situations.