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Ancient Greek ἀ-
Old English - (cognate)
English un- (cognate)
Ancient Greek ἀν- (mention)
Ancient Greek νη- (mention)
Ancient Greek να- (mention)
Ancient Greek νω- (mention)
Ancient Greek ἀν- (alter)
Ancient Greek (alter)
Ancient Greek before vowels (alter)
Ancient Greek νη- (alter)
Ancient Greek νᾱ- (alter)
Ancient Greek νω- (alter)
Ancient Greek (alter)
Ancient Greek before a Proto-Indo-European laryngeal and consonant (alter)
Ancient Greek ἀδάματος (mention)
Ancient Greek ἀθάνατος (mention)
Proto-Hellenic *ə- (inherited)
Armenian ան- (cognate)
Proto-Indo-European *n̥- (inherited)
Proto-Indo-European (mention)
Proto-Indo-European (mention)
Proto-Indo-European (mention)
Proto-Indo-European (mention)
Latin in- (cognate)
Sanskrit अ- (cognate)
Old Irish in- (cognate)
Old Irish an- (mention)
Albanian e- (cognate)

English a- (derived)
English abiogenesis (derived)
English ablepsy (mention)
English abranchiata (mention)
English accidie (prefix)
English achene (mention)
English achroous (mention)
English achylous (mention)
English achymous (mention)
English abyss (mention)
English adamant (mention)
English amethyst (mention)
English Africa (derived)
English asthenia (mention)
English acarpous (mention)
English acosmism (mention)
English acatalepsy (mention)
English acataleptic (mention)
English atom (affix)
English un- (cognate)
English acentric (derived)
English acephal (mention)
English acephalous (mention)
English acerous (derived)
English aphasia (mention)
English amorphous (mention)
English atheism (mention)
English achilous (mention)
English achlamydate (mention)
English acholia (derived)
English achromatic (mention)
English achromatize (mention)
English achromatopsy (mention)
English anonymous (mention)
English amyl (mention)
English philately (mention)
English agnostic (derived)
English achromatopsia (mention)
English achroödextrin (mention)
English azote (derived)
Old English un- (cognate)
Old English æ- (cognate)
Arabic جمشت (mention)
Catalan a- (derived)
Czech letargie (mention)
Danish aorist (affix)
Danish sigøjner (affix)
German a- (derived)
German alexithymia (borrowed(de/en))
German agnath (derived)
Greek α- (derived)
Greek αηδία (mention)
Greek άζωτο (derived)
Greek αγνώμων (derived)
Greek άπειρος (mention)
Greek άπειρος (mention)
Greek τσιγγάνος (mention)
Greek Αθίγγανος (mention)
Greek αβλαβής (mention)
Greek αγένειος (mention)
Greek αχάριστος (mention)
Greek άγουρος (affix)
Greek αμιγής (mention)
Greek αδιαίρετος (affix)
Greek αδύναμος (mention)
Greek αηδής (mention)
Greek ακατάσβεστος (mention)
Greek ακίνδυνος (derived)
Greek ασχολούμαι (mention)
Greek Ανάπλι (mention)
Greek αμνησία (mention)
Greek αγνώμονας (mention)
Greek άγνωρος (link)
Greek αγάμητος (mention)
Greek άτονος (mention)
Esperanto a- (derived)
Esperanto azoto (derived)
Esperanto agnostika (derived)
Esperanto akeno (derived)
Spanish a- (derived)