δειν
Lemma: δεινός
adjective
adjective
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Added Mar 31, 2026
Definition
Formidable, terrible, awe-inspiring; often of what excites fear or wonder. By extension, extraordinarily skilled or clever, sometimes with a sinister or dangerous nuance (“crafty”).
AI-generated definition. Always verify with primary sources.
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Grammatical Analysis
"δειν"
Lemma: δεινός
Declension: 1st/2nd declension adjective
Case: nominative / accusative
Number: singular
Gender: neuter
Degree: positive
Note: Form δεινόν > δειν (with elision/apocope in certain contexts); can function substantively as 'a terrible thing' depending on syntax.
Related Forms of δεινός
9 forms discoveredOther inflected forms of this word that have been analyzed:
δεινῶν
genitive, plural, masculine or neuter
δεινη
nominative, singular, feminine
δεινοῦ
genitive, singular, masculine or neuter
δεινά
nominative/accusative, plural, neuter
deinos
nominative, singular, masculine
δεινου
genitive, singular, masculine/neuter
δεινων
genitive, plural, masculine/neuter
δεινον
nominative/accusative/vocative, singular, neuter
deinws
adverb