As a young teacher he found it really difficult to r....................... in his students` temperament.
rein
The new regulations are there to e................... fair competition. (= guarantee)
ensure
I don`t think it`s a good idea to v................ laws. Good citizents don`t do that!
violate
The new law will come into e................. next year. (=will be valid)
effect
When expressing your views, try to r................. your emotions. (=keep under control)
restrain
Elon Musk is i........................ freedom of speech by removing some journalists` accounts from Twitter.
infinging
The city council is e.................. high penalties for speed driving. (=imposing)
enforcing