to behave badly or cause trouble
sich schlecht benehmen oder Ärger verursachen (zikh shleht benehmen oder Ärger verursakhen)
"The kids started to act up during the long car ride."
"Die Kinder begannen während der langen Autofahrt, Unfug zu treiben." (Die Kinder begannen während der langen Autofahrt, **Unfug zu treiben**.)
to follow or obey a rule, law, or belief strictly
to suppress or hide emotions deeply inside
to be covered completely with snow
to make something more environmentally friendly
to connect with others emotionally or through nonverbal comm...
to move something to one side; to separate from a group