laugh softly and nervously (two verbs)

He had a ______ look on his face and he was obviously angry about something.

angry and moody

in knots

speak quietly and unclearly

dirty and distateful

She had been running in the wind and her long hair was ________ and wild

make short, sharp movements, often involuntary

aggresive and violent

Their hands and faces were _________ with dust and dirt after playing out on the street all day.

She ________ through the small window, trying to see what was hiding among the shadows.

thin and delicate

(of a ghost) visit or appear in a certain place

They didn't know what to say, so they __________ quietly behind their unpraised hands

look at something directly for a long time