Cases of word usage

1) unexpected and sudden (abrupt)

2) a sudden change from something exciting or important to something much less exciting or important (causing disappointment) (anticlimax)

3) (to make) a sudden and violent attack (assault)

4) the sudden change from something interesting, noble etc to something ridiculous or insincere (often deliberately for humorous effect) (bathos)

5) strong, sudden movement (blast)

6) (a tendency towards) a sudden change of mind or behaviour that has no obvious cause (caprice)

7) a sudden and violent change (e.g. an earthquake, a political or social revolution) (cataclysm)

8) a sudden event causing great suffering and destruction e.g. a flood (catastrophe)

9) (the belief in) a political and social system which maintains an established state of affairs without great or sudden change (conservatism)

10) in favour of established ways, customs etc and opposed to great or sudden change (conservative)