/n/ assimilates to /p/ and is realized as /m/.
/wa/ is realized as /o/, and /w/ is elided in final position after a vowel.
--o--
The IC prefix metathesizes with /m/ of the reduplicated prefix; /y/ is elided and /e/ supplants the reduplicated vowel.
/ë/ is inserted as a transition sound between /h/ and /m/.