Doppelganger
actual thing
antonym
articulation
carbon copy
copy
dead ringer
ditto
double
duplicate
equivalent
exact counterpart
expression
facsimile
free form
heteronym
homograph
homonym
homophone
idem
identical same
lexeme
linguistic form
locution
logos
metonym
minimum free form
monosyllable
no other
none other
poecilonym
polyonym
polysyllable
pœcilonym
replica
selfsame
spit and image
spitting image
syllable
term
the same
the same difference
twin
usage
utterance
verbalism
verbum
very image
synonyme
synonymous
word