ἀ-
a-
“not, without”
49 words in English grow from this root.
Abulia
Mind“without will”
Abyss
Earth“bottomless”
Acedia
Mind“not caring”
Achromatic
Science“without colour”
Agnathan
Nature“jawless”
Agnosia
Mind“not knowing”
Agnostic
Faith“not knowing”
Agnosticism
Philosophy“the not-known”
Akathisia
Mind“inability to sit”
Akinesia
Medicine“no movement”
Akrasia
Philosophy“lack of command”
Alethic
Philosophy“un-concealed”
Alexia
Medicine“wordlessness”
Alexithymia
Mind“no words for feeling”
Alogia
Mind“without speech”
Alyssum
Nature“without madness”
Amaranth
Nature“unfading”
Ambrosia
Myth“the undying thing”
Amethyst
Earth“not drunken”
Amnesia
Medicine“without memory”
Amnesty
Politics“not remembering”
Amusia
Mind“without music”
Anomia
Mind“without a name”
Anomie
Politics“lawlessness”
Anosognosia
Mind“no knowledge of the illness”
Apathy
Mind“without feeling”
Aphantasia
Mind“without image-making”
Aphasia
Medicine“speechlessness”
Apnea
Medicine“no breathing”
Aporia
Philosophy“no way through”
Apraxia
Medicine“no doing”
Arrhythmia
Medicine“without rhythm”
Asbestos
Earth“unquenchable”
Asphyxia
Medicine“without a pulse”
Asthenia
Medicine“without strength”
Astigmatism
Medicine“no point”
Asylum
Politics“not to be seized”
Asymmetry
Number“not measured together”
Asymptote
Number“not falling together”
Asyndeton
Words“not bound together”
Atalanta
Myth“equal in weight”
Ataraxia
Philosophy“unstirred, undisturbed”
Ataxia
Medicine“without order”
Athanasius
Everyday“deathless, immortal”
Atheism
Faith“godlessness”
Atomism
Philosophy“the doctrine of uncuttables”
Atrophy
Medicine“want of nourishment”
Diamond
Earth“untameable”
Prosopagnosia
Mind“no knowledge of faces”