Undefeated
Word Structure
WordHub has a local lexical record for “Undefeated” with pronunciation and root analysis.
un-
not
Forms: un
de-
down, away, intensive, reversal
Forms: de
feat
to make, to do, to build, to cause, to produce
Forms: fac, fact, feas, feat, fect, feit
-ed
having ~; having the characteristics of ~
Forms: ed