LATIN DICTIONARYLexicon Latīnum
adverb

summissim

summissim (not comparable)
Classical[sʊmˈmɪs.sĩː]Ecclesiastical[sumˈmis.sim]

Meaning

  1. not comparablein a low, ushered voice; gently, softly

summissim (subm-), adv. summissus,
I. in a low voice, gently, softly (post-Aug. and very rare): fabulantes, Suet. Aug. 74: ridere (with sensim), Gell. 17, 8, 7.

Origins

  1. Proto-Indo-European*upó
  2. Proto-Italic*supo
  3. Latinsummissim

Latin sub- Proto-Indo-European *mey-? Proto-Indo-European *meyth₂- Proto-Indo-European *-eti Proto-Indo-European *méyth₂eti Proto-Italic *meitō Old Latin mītō Latin mittō Latin summittō Proto-Indo-European *-tim Proto-Italic *-tim Latin -tim Latin summissim From summittō (summiss- due to t-starting suffix) + -tim.

Quick answers

What does summissim mean in Latin?
summissim, a adverb, means “in a low, ushered voice; gently, softly”.
How do you pronounce summissim?
In classical Latin, [sʊmˈmɪs.sĩː]; in ecclesiastical (church) Latin, [sumˈmis.sim].
Where does summissim come from?
Proto-Indo-European *upó → Proto-Italic *supo → Latin summissim.