Residuum
Word Structure
WordHub has a local lexical record for “Residuum” with pronunciation and root analysis.
re-
back, again; against; intensive prefix
Forms: re, red
sid
to sit
Forms: sed, sid, sess
-um
noun suffix, particularly in scientific, medical, and biological contexts, commonly used for naming substances, elements, anatomical parts, or places -etum: a place characterized by or associated with certain types of plants
Forms: um, ium