archaeomusicological
Relating to archaeomusicology.

archaeomythological
Relating to archaeomythology.

archaeopalaeontological
archaeological and palaeontological

archaeopaleontological
Alternative form of archaeopalaeontological.

archaeopalynological
Relating to archaeopalynology

archaeophytic
Being or relating to an archaeophyte.

archaeopsychic
Alternative form of archeopsychic.

archaeopteridalean
Relating to the archaeopterids

archaeoseismological
Relating to archaeoseismology

archaeosomal
Relating to archaeosomes

archaeostratigraphic
Relating to the archaeological study of strata (typically as a means of establishing chronology)

archaeothanatological
Relating to archaeothanatology

archaeozoological
Of or pertaining to archaeozoology

archaeplastidal
Relating to the archaeplastids

archaesporial
Alternative form of archesporial.

archangelic
Of, relating to, resembling, or characteristic of archangels.

archangelical
Of, relating to, resembling, or characteristic of archangels.

archaral
Misspelling of archaeal.

archchemic
Of supreme chemical powers.

archconservative
Extremely politically conservative.

archdiocesan
Of or relating to an archdiocese.

archducal
Pertaining to an archduke or archduchess.

archeal
Of or pertaining to organisms of the kingdom Archaea.

archebacterial
Alternative form of archaebacterial.

archebiotic
Relating to archebiosis.

archecentric
Relating to an archetype.

archegonial
Relating to the archegonium.

archegoniate
Relating to or possessing archegonia.

archegoniates
plural of archegoniate

archelogical
Nonstandard spelling of archaeological.

archenteric
Of or pertaining to an archenteron.

archeoastronomical
Alternative spelling of archaeoastronomical.

archeobotanical
Alternative form of archaeobotanical.

archeogenetic
Alternative form of archaeogenetic.

archeographic
Alternative form of archaeographic.

archeolatry
Alternative form of archæolatry.

archeologic
Alternative spelling of archaeologic.

archeological
Alternative spelling of archaeological.

archeomagnetic
Alternative form of archaeomagnetic.

archeometallurgical
Alternative form of archaeometallurgical.

archeometric
Alternative form of archaeometric.

archeophytic
Alternative form of archaeophytic.

archeopsychic
In transactional analysis, relating to a part of the ego that deals with subconscious memories, and is likened to a child.

archeopylar
Relating to the archeopyle.

archeozoological
Alternative form of archaeozoological.

archeparchial
Relating to an archeparchy

archepiscopal
Of or pertaining to an archbishop or an archbishopric.

archer
One who shoots an arrow from a bow or a bolt from a crossbow.
The bishop in chess.

archesporial
Relating to the archesporia, cells of the sporangium that give rise to spores.

archest
superlative form of arch: most arch

archetypal
Of or pertaining to an archetype.

archetypic
archetypical

archetypical
In the way of an archetype, in the way of an idealized or most representative model.
Very typical.

archful
Arch; knowing.

archibenthic
Relating to the upper part of the benthic region, from the sublittoral to the abyssal

archicerebellar
Relating to the archicerebellum.

archichlamydeous
Of or relating to the Archichlamydeae.

archicortical
Relating to the archicortex

archidiabolical
Of or relating to an archdevil.

archidiaconal
Pertaining to an archdeacon.

archididascalian
of, like or pertaining to headmasters

archiepiscopal
Of or relating to an archbishop or an archbishopric.

archigonic
Relating to archegony.

archiheretical
Alternative form of arch-heretical.

archimandrital
Of or relating to an archimandrite.

archinephric
Synonym of mesonephric.

archipallial
Relating to the archipallium

archipelagal
Synonym of archipelagic.

archipelagic
Of or pertaining to an archipelago; of the nature of an archipelago.

archipelagoed
Consisting of or arranged in the form of an archipelago.

archiphonemic
Of or pertaining to an archiphoneme.

archist
Of or pertaining to archism.

archists
plural of archist

architectonic
Relating to or characteristic of architecture, design and construction.
Foundational, fundamental; supporting the structure of a morality, society, or culture.
Relating to the scientific systematization of the totality of knowledge.

architectonical
Alternative form of architectonic.

architectural
Pertaining to architecture.
Resembling architecture in style; seeming to have been designed (by an architect).

architectured
designed (according to a form of architecture, or as if by an architect)

architecturesque
Resembling or characteristic of architecture.

architextual
Relating to architextuality.

architextural
Pertaining to architexture.
Eggcorn of architectural.

architraval
Of or relating to an architrave.

architraved
Furnished with an architrave.

archivable
Capable of being archived.

archival
Of or pertaining to an archive or archiving.
Of a material: having a quality suited to the conservational needs of archiving.

archivals
plural of archival

archived
simple past and past participle of archive

archivistic
Of or relating to archivism.

archivization
Synonym of archival.

archivizations
plural of archivization

archivolted
Furnished with archivolts.

archivorous
Ingesting archaeans (as the archivores do).

archivy
Archival science.

archless
Lacking arches.

archliberal
Having, or relating to, very liberal political views.

archlike
Having the form of an arch

archmodernists
plural of archmodernist

archnationalist
Extremely nationalist.

archnationalists
plural of archnationalist

archontological
Relating to archontology

archoplasmic
Relating to archoplasm.

archosauriform
Belonging to the Archosauriformes, a clade of diapsid reptiles.

archostematan
Relating to beetles of the suborder Archostemata

archpriestly
relating to archpriests and their office.

archvillainies
plural of archvillainy

archvillainy
Supreme villainy.

archwayed
Having an archway.

archwise
In the shape of an arch.

archy
Resembling an arch; having arches; arched; arching

arciferal
Having the epicoracoid cartilages fused anteriorly, but separate and overlapping posteriorly.

arcifinious
Having a natural boundary, like a river, rather than an artificial dividing line.

arciform
Having the form of a bow (weapon)

arclike
Resembling or characteristic of an arc.

arcobacterial
Relating to arcobacters

arcological
Of or pertaining to arcology.

arcopallial
Relating to an arcopallium

arctangential
Relating to the arctangent.

arcticwide
Throughout the arctic.

arctoboreal
Relating to the north Arctic

arctogaeal
Alternative form of arctogeal.

arctogeal
Of or relating to the Arctogea, a biogeographical division comprising the holarctic and paleotropical regions, as opposed to Notogea, the rest.

arctoid
of or pertaining to the carnivoran superfamily Arctoidea
ursine

arctoidean
Of or relating to the infraorder Arctoidea.

arctometatarsal
A metatarsal whose proximal part is pinched between the surrounding ones

arctometatarsalian
Having arctometatarsals

arctometatarsals
plural of arctometatarsal

arctometatarsus
Synonym of arctometatarsal.

arctotoid
having a ring of sweeping hairs borne on the shaft of the style proximal to the style branches

arcual
Of or pertaining to an arc.

arcuated
Alternative form of arcuate.

arcwise
Alternative form of arc-connected.

ardent
Full of ardor; expressing passion, spirit, or enthusiasm.
Providing light or heat.

ardentest
superlative form of ardent: most ardent

ardipith
Any of the hominids of the extinct genus Ardipithecus.

ardipithecine
Synonym of ardipith.

ardor
Great warmth of feeling; fervor; passion.
Spirit; enthusiasm; passion.
Intense heat.

ardors
plural of ardor

ardour
British, Canada, and Australia spelling of ardor.

ardours
plural of ardour

areal
Of or pertaining to an area.

areawide
Extending over the entire area

arecaceous
Of or relating to the family Arecaceae of palms.