Italian edit

Etymology edit

From famoso +‎ -issimo.

Adjective edit

famosissimo (feminine famosissima, masculine plural famosissimi, feminine plural famosissime)

  1. superlative degree of famoso (very famous)

Latin edit

Adjective edit

fāmōsissimō

  1. dative/ablative masculine/neuter singular of fāmōsissimus