English: A

ara /ˈeɪ.ɹə/

Arab /ˈæɹ.əb/

araba

Arabian /əˈɹeɪ.bi.ən/

Arabian oryx

Arabic /ˈæɹ.ə.bɪk/

arabica /əˈɹæbɪkə/

Arabic numeral

Arabisation

Arabization

arable /ˈæɹəbl̩/

arachidic acid

arachidonic acid

arachnid /əˈɹæknɪd/

arachnology

arachnophobia /æˌɹæk.nəˈfəʊ.bɪ.ə/

Aragonese /ˌærəɡəˈniːz/

Aramaic /ˌæɹ.əˈmeɪ.ɪk/

Aran /ˈæɹən/

ARB /ˈɑɹb/

arbalest

arbiter [ˈɑɹ.bɪ.ɾɚ]

arbitrary /ˈɑː.bɪ.tɹə.ɹi/

arbitrate /ˈɑːbɪtɹeɪt/

arbitration [ˌɑɹ.bəˈt̠͡ɹ̠eɪ.ʃn̩]

arbor /ˈɑɹbɚ/

arboreal /ɑɹˈbɔɹi.əl/

arboretum /ɑː(ɹ)bəˈɹiːtəm/

arbor vitae

arbour /ˈɑɹbɝ/

arc /ɑːk/

arcade /ɑɹˈkeɪd/

Arcadia /ɑɹˈkeɪ.di.ə/

arcadian /ɑɹˈkeɪdɪən/

arcana /ɑɹˈkeɪnə/

arcane /ɑɹˈkeɪn/

arcanum /ɑɹˈkeɪnəm/

arccosine

arch /ɑɹt͡ʃ/

archabbot

archaea /ɑrˈkeɪə/

Archaean /ɑɹˈkiːən/

archaeastronomy /ˌɑː(ɹ)ki.əsˈtɹɒnəmi/

archæological /ɑɹkiəlˈɑdʒɪkəl/

archæologically

archaeologist /ˌɑɹ.kiˈɑ.lə.d͡ʒɪst/

archaeology /ˌɑɹ.kiˈɑ.lə.d͡ʒi/

archaic /ɑɹˈkeɪ.ɪk/

archangel /ɑː(ɹ)ˈkeɪn.d͡ʒəl/

archbishop /ˌɑː(ɹ)t͡ʃˈbɪʃəp/

arch dell

archdevil /ɑɹt͡ʃˈdɛvəl/

arch doxy

archduchess

archduke /ˈɑɹtʃduk/

archebacteria

arched /ɑɹt͡ʃt/

arch enemy

archenemy /ˈɑɹtʃˈɛnəmi/

archeology /ˌɑː.kiːˈɒ.lə.d͡ʒi/

archer /ˈɑɹt͡ʃɚ/

archery /ˈɑɹt͡ʃəɹiː/

archetype /ˈɑɹkɪtaɪp/

archi- /ɑː(ɹ)kɪ/

Archie /ˈɑɹt͡ʃi/

archiepiscopal

archimandrite /ˌɑːkɪˈmændɹaɪt/

Archimedean screw

Archimedes screw

archipelagic /ɑːkɪpəˈlæd͡ʒɪk/

archipelago /ˌɑːkɪˈpɛləɡəʊ/

architect /ˈɑː.kɪˌtɛkt/

architecture /ˈɑɹ.kɪˌtɛk.t͡ʃɚ/

architrave /ˈɑɹ.kɪ.tɹeɪv/

archive /ˈɑɹkaɪv/

archives /ˈɑɹkaɪvz/

archivist /ˈɑː(ɹ)kɪvɪst/

archnemesis

archpriest

arch rogue

arcmin

arcminute

arco /ˈɑɹkoʊ/

arcology /ɑɹˈkɑ.lə.d͡ʒi/

arcsec

arcsecond

arcsine /ˈɑːɹkˌsaɪn/

arctangent

arctic /ˈɑɹktɪk/

arctic roll

arctophilia

arctophily

arcuate

arcus /ˈɑɹkəs/

arcus senilis

ard /ɑɹd/

ardeb

ardent /ˈɑɹdənt/

ardently /ˈɑɹdəntli/

ardent spirits