From Proto-Italic *kluēō, from earlier *kluējō, from Proto-Indo-European *ḱl̥w-éh₁-ti (éh₁-stative), from Proto-Indo-European *ḱlew- (“to hear”). The notion is "to be heard".
Compare Lithuanian klausýti, Old Church Slavonic слоушати (slušati, “to hear”), Sanskrit श्रोषति (śroṣati), and Ancient Greek κλέος (kléos, “glory, renown”).
clueō (present infinitive cluēre); second conjugation, no passive, no perfect or supine stem
| Conjugation of clueō (second conjugation, no supine stem, no perfect stem, active only) | |||||||
|---|---|---|---|---|---|---|---|
| indicative | singular | plural | |||||
| first | second | third | first | second | third | ||
| active | present | clueō | cluēs | cluet | cluēmus | cluētis | cluent |
| imperfect | cluēbam | cluēbās | cluēbat | cluēbāmus | cluēbātis | cluēbant | |
| future | cluēbō | cluēbis | cluēbit | cluēbimus | cluēbitis | cluēbunt | |
| subjunctive | singular | plural | |||||
| first | second | third | first | second | third | ||
| active | present | clueam | clueās | clueat | clueāmus | clueātis | clueant |
| imperfect | cluērem | cluērēs | cluēret | cluērēmus | cluērētis | cluērent | |
| imperative | singular | plural | |||||
| first | second | third | first | second | third | ||
| active | present | — | cluē | — | — | cluēte | — |
| future | — | cluētō | cluētō | — | cluētōte | cluentō | |
| non-finite forms | active | passive | |||||
| present | perfect | future | present | perfect | future | ||
| infinitives | cluēre | — | — | — | — | — | |
| participles | cluēns | — | — | — | — | — | |
| verbal nouns | gerund | supine | |||||
| genitive | dative | accusative | ablative | accusative | ablative | ||
| cluendī | cluendō | cluendum | cluendō | — | — | ||