Alternative formsEdit


From Proto-Italic *toweōr, from Proto-Indo-European *tewH- (to look favorably, protect, observe).[1]



tueor (present infinitive tuērī, perfect active tuitus sum); second conjugation, deponent

  1. I look or gaze at, behold, watch, view.
    Synonyms: videō, intueor, vīsō, spectō, īnspectō, speciō, īnspiciō, suspiciō, invīsō
    tueri transversato look sideways, to squint
  2. I care for, guard, defend, protect, support, compensate or make up for.
    Synonyms: salvō, tūtor, vindicō, cū̆stōdiō, sospitō, teneō, adimō, tegō, prōtegō, dēfendō, sustineō, adsum, ēripiō, arceō, servō, prohibeō
    Antonyms: immineō, īnstō, obiectō
    • te amo, tua tueorI love you and care for you
    Dum spīrāmus tuēbimur.Whilst we breathe, we shall defend. Motto of the US Army 133rd Field Artillery.
  3. I uphold, keep up, maintain, preserve.
    • ad omnes repentinos casus turrim tuerito protect the tower in all events


  • The third principal part may also be tūtus sum.
   Conjugation of tueor (second conjugation, deponent)
indicative singular plural
first second third first second third
active present tueor tuēris,
tuētur tuēmur tuēminī tuentur
imperfect tuēbar tuēbāris,
tuēbātur tuēbāmur tuēbāminī tuēbantur
future tuēbor tuēberis,
tuēbitur tuēbimur tuēbiminī tuēbuntur
perfect tuitus + present active indicative of sum
pluperfect tuitus + imperfect active indicative of sum
future perfect tuitus + future active indicative of sum
subjunctive singular plural
first second third first second third
active present tuear tueāris,
tueātur tueāmur tueāminī tueantur
imperfect tuērer tuērēris,
tuērētur tuērēmur tuērēminī tuērentur
perfect tuitus + present active subjunctive of sum
pluperfect tuitus + imperfect active subjunctive of sum
imperative singular plural
first second third first second third
active present tuēre tuēminī
future tuētor tuētor tuentor
non-finite forms active passive
present perfect future present perfect future
infinitives tuērī tuitum esse tuitūrum esse
participles tuēns tuitus tuitūrus tuendus
verbal nouns gerund supine
genitive dative accusative ablative accusative ablative
tuendī tuendō tuendum tuendō tuitum tuitū

Derived termsEdit


  1. ^ Pokorny, Julius (1959) Indogermanisches etymologisches Wörterbuch [Indo-European Etymological Dictionary] (in German), volume 3, Bern, München: Francke Verlag, page t1079
  • tueor”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
  • tueor”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
  • tueor in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette
  • Carl Meißner; Henry William Auden (1894) Latin Phrase-Book[1], London: Macmillan and Co.
    • to look after, guard a person's interests, welfare: commoda alicuius tueri
    • to live up to one's reputation: famam ante collectam tueri, conservare
    • to do one's duty: officium suum facere, servare, colere, tueri, exsequi, praestare
    • to manage one's affairs, household, property well or ill: rem familiarem tueri
    • to defend, strengthen the state: rem publicam tueri, stabilire
    • to guard, maintain one's dignity: dignitatem suam tueri, defendere, retinere, obtinere
  • tuition in The Century Dictionary, New York, N.Y.: The Century Co., 1911