dis legomenon
hapax legomenon
tris legomenon
tetrakis legomenon
type
biterm
token
antistasis
antimetathesis
statistically improbable phrase
subcorpus
noncorpus
palilalia
one-off
intercorpuscular
polysyllabic
liponym
symploce
derivative
reduplicate
postposed
antanaclasis
monologophobia
disyllable
doublet
lexicographical
polarity item
isogram
pleonasm
fictionary
orthographic neighbour
mesodiplosis
paragraphia
multi-word
homeoteleuton
monosyllabic
lexicological
monorheme
monosyllable
composition
intracorporeal
blend
intracorpuscular
one-shot
pauciloquently
lexicologically
cite
phraseme
near-synonym
pleonastic