"worse"
Worse than is perfectly acceptable; there's no single word to say worse than. Example: Her housekeeping is worse than mine. Her housekeeping is more terrible than mine. This weather is worse than expected. This weather is more miserable than expected. Or someone offered: the dreaded
Dysfunctional is a word with the prefix "dys." It means not operating normally or properly.
If something is dysfunctional then it is not working as such things normally do. It has some impairment or abnormality.
Psycho
In a word, No.
The word worse can be used as an adjective, adverb or nounHis condition was worse than we thought - adjectiveI did worse than I thought - adverbWorse was yet to come - noun
The phrase 'worse than' is used in a comparative sentence.His writing is worse than mine.Words like inferior or second-rate can substitute for the phrase 'worse than'.His writing is inferior to mine.
No. Twister is just another word for a tornado.
dysfunctional
No such word. If it is dysfunctional that means 'Not working properly'
Worsened is a modifier meaning something became worse, or was made worse, than it had formerly been.