From arbor ‎(tree) +‎ -ēscō.



arborēscō ‎(defective conjugation)

  1. I become a tree.
    • c. 78 CE, Pliny the Elder, Karl Friedrich Theodor Mayhoff, editor, Naturalis Historia, book 19, chapter 23:
      namque tradunt auctores in Arabia malvas septimo mense arborescere baculorumque usum praebere.
      Indeed, authors in Arabia hand down the tradition that mallows become trees in the seventh month and see use as walking-sticks.


  • This verb is defective, with only those forms based on the first principal part.
   Conjugation of arboresco (third conjugation, defective)
indicative singular plural
first second third first second third
active present arborēscō arborēscis arborēscit arborēscimus arborēscitis arborēscunt
imperfect arborēscēbam arborēscēbās arborēscēbat arborēscēbāmus arborēscēbātis arborēscēbant
future arborēscam arborēscēs arborēscet arborēscēmus arborēscētis arborēscent
passive present arborēscor arborēsceris, arborēscere arborēscitur arborēscimur arborēsciminī arborēscuntur
imperfect arborēscēbar arborēscēbāris, arborēscēbāre arborēscēbātur arborēscēbāmur arborēscēbāminī arborēscēbantur
future arborēscar arborēscēris, arborēscēre arborēscētur arborēscēmur arborēscēminī arborēscentur
subjunctive singular plural
first second third first second third
active present arborēscam arborēscās arborēscat arborēscāmus arborēscātis arborēscant
imperfect arborēscerem arborēscerēs arborēsceret arborēscerēmus arborēscerētis arborēscerent
passive present arborēscar arborēscāris, arborēscāre arborēscātur arborēscāmur arborēscāminī arborēscantur
imperfect arborēscerer arborēscerēris, arborēscerēre arborēscerētur arborēscerēmur arborēscerēminī arborēscerentur
imperative singular plural
first second third first second third
active present arborēsce arborēscite
future arborēscitō arborēscitō arborēscitōte arborēscuntō
passive present arborēscere arborēsciminī
future arborēscitor arborēscitor arborēscuntor
non-finite forms active passive
present perfect future present perfect future
infinitives arborēscere arborēscī
participles arborēscēns arborēscendus
verbal nouns gerund supine
nominative genitive dative/ablative accusative accusative ablative
arborēscere arborēscendī arborēscendō arborēscendum


Derived termsEdit

Related termsEdit

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