Mnemonic - Fort is singing Mona Mona very loudly
Word - Fortissimo
a) very loud (adjective)
b) very loudly (adverb)
c) a very loud passage in music (noun)
Note - Used in reference to music
1 Few chords of the symphony have to be played fortissimo.
2 After a tentative opening gesture, the music builds to a compelling fortissimo climax.