17 Letter Adjectives with ER

Browse 196 valid English 17 letter adjectives containing ER, from Interdisciplinary, Counterproductive, Intergovernmental, Neurodegenerative, Intergenerational, Interdepartmental and Ultraconservative to rarer terms. Check definitions and spelling below, or visit our adjective grammar guide to check adjective order and comparative rules.

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Starts with A18 words
antiferromagnetic
antimaterialistic
aerothermodynamic
antiferroelectric
anticommercialist
antixerophthalmic
anterevolutionary
archimperialistic
acanthopterygious
anticonfederative
actinotherapeutic
antibacteriolytic
apperceptionistic
antereformational
antistadholderian
angiomonospermous
abdominoposterior
aploperistomatous
Starts with B
1 words
bibliotherapeutic
Starts with C12 words
counterproductive
characterological
circumterrestrial
chiropterophilous
counterattractive
coleopterological
crossfertilizable
ceratophyllaceous
counterequivalent
chondropterygious
cerebroganglionic
cochlospermaceous
Starts with D
2 words
diastereoisomeric
dipterocarpaceous
Starts with E10 words
electropercussive
eleutherophyllous
electrodispersive
ergatandromorphic
epiphyllospermous
experientialistic
eleutherosepalous
eleutheropetalous
enteradenographic
enteradenological
Starts with F
1 words
fluvioterrestrial
Starts with G
2 words
gastroenterologic
glycerophosphoric
Starts with H18 words
hyperconservative
hyperenthusiastic
hyperintellectual
hypertranscendent
hypermetaphorical
heteroautotrophic
hypermetaphysical
hyperbrachyskelic
heterochlamydeous
hyperpolysyllabic
hectocotyliferous
hyperbrachycephal
hyperorthognathic
heteromesotrophic
hyperchamaerrhine
hypereuryprosopic
hemoglobiniferous
heterometatrophic
Starts with I21 words
interdisciplinary
intergovernmental
intergenerational
interdepartmental
interprofessional
immunotherapeutic
intertrochanteric
interconfessional
intercommunicable
intermarriageable
intercivilization
intercostohumeral
infratrochanteric
interproportional
intertransversary
intersuperciliary
interprotoplasmic
intertranspicuous
isokeraunographic
interproglottidal
intersystematical
Starts with J
1 words
jungermanniaceous
Starts with M6 words
mineralocorticoid
misunderstandable
microlepidopteran
multituberculated
microchiropterous
myxobacteriaceous
Starts with N14 words
neurodegenerative
noninterventional
nondifferentiable
nonunderstandable
noncooperationist
noncharacteristic
noninterpretative
noninterdependent
nonconservational
nonintersectional
nonconversational
nontransferential
neuropterological
nontautomerizable
Starts with O11 words
oversophisticated
overcommunicative
overconscientious
overdemonstrative
overproportionate
occipitoposterior
omphalomesenteric
orthopterological
oversuperstitious
overgesticulative
overargumentative
Starts with P24 words
psychotherapeutic
physiotherapeutic
pterygomandibular
preinterpretative
preterintentional
proreservationist
pericardiophrenic
perennibranchiate
pterygopharyngeal
pseudotuberculous
protohymenopteran
preconversational
pseudodiphtherial
pericardiopleural
peritoneomuscular
pterygotrabecular
pseudotetramerous
pleuropericardial
pterygostaphyline
pseudoneuropteran
pterygopharyngean
phrenopericardiac
peristeromorphous
protelytropterous
Starts with Q3 words
quartermasterlike
quadrituberculate
quinquetubercular
Starts with S24 words
superconservative
supernaturalistic
supragovernmental
semideterministic
superintellectual
superaccomplished
supertranscendent
stereomicroscopic
sternopericardial
superregenerative
supercatastrophic
superintendential
supermetropolitan
supersensualistic
supermathematical
semimaterialistic
semireverberatory
scheuchzeriaceous
salpingopterygoid
silicoferruginous
semperjuvenescent
sternopericardiac
stenothermophilic
serratoglandulous
Starts with T10 words
thermogravimetric
thermoluminescent
transexperiential
thermometamorphic
tragicoheroicomic
temporocerebellar
thermohydrometric
transversocubital
tuberculariaceous
tuberculatonodose
Starts with U8 words
ultraconservative
undifferentiating
uninterchangeable
uncounterbalanced
uncountermandable
underproportioned
ureterointestinal
undervocabularied
Starts with V
2 words
visceroinhibitory
vesiculocavernous

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