Words that start with 'm' and contain 'hyi'

The combination specified has sadly only resulted in 3 entries.

9 letter words

  • murphying

11 letter words

  • mccarthyism

15 letter words

  • megalichthyidae

What is the max number of words you're able to put together using this combination of letters?
There are up to 3 entries.

Which word from this list has the highest character count?
The largest word that's possible to assemble from this list is 'megalichthyidae', which has 15 characters.