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Of uncertain origin[1]; proposed derivations include:



laedō (present infinitive laedere, perfect active laesī, supine laesum); third conjugation

  1. I strike, hurt.
  2. I offend.
  3. I thwart.
  4. I betray.


   Conjugation of laedo (third conjugation)
indicative singular plural
first second third first second third
active present laedō laedis laedit laedimus laeditis laedunt
imperfect laedēbam laedēbās laedēbat laedēbāmus laedēbātis laedēbant
future laedam laedēs laedet laedēmus laedētis laedent
perfect laesī laesistī laesit laesimus laesistis laesērunt, laesēre
pluperfect laeseram laeserās laeserat laeserāmus laeserātis laeserant
future perfect laeserō laeseris laeserit laeserimus laeseritis laeserint
passive present laedor laederis, laedere laeditur laedimur laediminī laeduntur
imperfect laedēbar laedēbāris, laedēbāre laedēbātur laedēbāmur laedēbāminī laedēbantur
future laedar laedēris, laedēre laedētur laedēmur laedēminī laedentur
perfect laesus + present active indicative of sum
pluperfect laesus + imperfect active indicative of sum
future perfect laesus + future active indicative of sum
subjunctive singular plural
first second third first second third
active present laedam laedās laedat laedāmus laedātis laedant
imperfect laederem laederēs laederet laederēmus laederētis laederent
perfect laeserim laeserīs laeserit laeserīmus laeserītis laeserint
pluperfect laesissem laesissēs laesisset laesissēmus laesissētis laesissent
passive present laedar laedāris, laedāre laedātur laedāmur laedāminī laedantur
imperfect laederer laederēris, laederēre laederētur laederēmur laederēminī laederentur
perfect laesus + present active subjunctive of sum
pluperfect laesus + imperfect active subjunctive of sum
imperative singular plural
first second third first second third
active present laede laedite
future laeditō laeditō laeditōte laeduntō
passive present laedere laediminī
future laeditor laeditor laeduntor
non-finite forms active passive
present perfect future present perfect future
infinitives laedere laesisse laesūrus esse laedī laesus esse laesum īrī
participles laedēns laesūrus laesus laedendus
verbal nouns gerund supine
nominative genitive dative/ablative accusative accusative ablative
laedere laedendī laedendō laedendum laesum laesū

Derived terms[edit]



  • laedo in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • laedo in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • laedo in Gaffiot, Félix (1934) Dictionnaire Illustré Latin-Français [Illustrated Latin-French Dictionary], Hachette
  • Carl Meissner; Henry William Auden (1894) Latin Phrase-Book[1], London: Macmillan and Co.
    • to break one's word: fidem laedere, violare, frangere
  1. ^ Walde, Alois; Hofmann, Johann Baptist (1938), “laedo”, in Lateinisches etymologisches Wörterbuch (in German), volume 1, 3rd edition, Heidelberg: Carl Winter, page 749