SimplyTheWorst wrote - "any such behaviour by the police will eventually lead to others avoiding any kind of conversation with anyone who appears to "identify with" the "transgender umbrella", as defined by the outrageous organisation that is Stonewall, in order to avoid the possibility of any interaction with the police on the grounds of "hate incident", "hate crime", the ridiculous notion of "transphobia", etc."
Compelled speech is not only about which words are acceptable, it can also grow into not allowing avoidance of the compulsory words.
Avoidance is becoming more difficult, as raised by programmer5278 on the StackOverflow CoC thread www.mumsnet.com/Talk/womens_rights/3717750-StackOverflow-CoC
The StackOverflow website regards avoidance of use of preferred pronouns as a violation of their code of conduct - see their rule at meta.stackexchange.com/questions/334900/official-faq-on-gender-pronouns-and-code-of-conduct-changes/334909#334909
This reminds me of the way in which some people were persecuted by the KGB and the Stasi in Eastern Europe during the communist era for being "suspiciously silent".