When she wasn't looking after Will, she was dashing around, cleaning and washing, whizzing backwards and forwards to the travel agent's and to the library.
" Just forget the egg for a minute, all right? " Harry hissed as Professor Flitwick went whizzing resignedly past them, landing on top of a large cabinet.
When the cosmos was very young and very hot, particles were whizzing around at high speeds and slamming into each other, creating other subatomic particles in the process.