From Latin demonstro, demonstrare.
demoustrer
- to show; to demonstrate
This verb conjugates as a first-group verb ending in -er. In the present tense an extra supporting e is needed in the first-person singular indicative and throughout the singular subjunctive, and the third-person singular subjunctive ending -t is lost. Old French conjugation varies significantly by date and by region. The following conjugation should be treated as a guide.
|
|
simple
|
compound
|
| infinitive
|
demoustrer
|
avoir demoustré
|
| gerund
|
en demoustrant
|
gerund of avoir + past participle
|
| present participle
|
demoustrant
|
| past participle
|
demoustré
|
| person
|
singular
|
plural
|
| first
|
second
|
third
|
first
|
second
|
third
|
| indicative
|
jo
|
tu
|
il
|
nos
|
vos
|
il
|
simple
tenses
|
present
|
demoustre
|
demoustres
|
demoustre
|
demoustrons
|
demoustrez
|
demoustrent
|
| imperfect
|
demoustroie, demoustreie, demoustroe, demoustreve
|
demoustroies, demoustreies, demoustroes, demoustreves
|
demoustroit, demoustreit, demoustrot, demoustreve
|
demoustriiens, demoustriens
|
demoustriiez, demoustriez
|
demoustroient, demoustreient, demoustroent, demoustrevent
|
| preterite
|
demoustrai
|
demoustras
|
demoustra
|
demoustrames
|
demoustrastes
|
demoustrerent
|
| future
|
demoustrerai
|
demoustreras
|
demoustrera
|
demoustrerons
|
demoustreroiz, demoustrereiz, demoustrerez
|
demoustreront
|
| conditional
|
demoustreroie, demoustrereie
|
demoustreroies, demoustrereies
|
demoustreroit, demoustrereit
|
demoustreriiens, demoustreriens
|
demoustreriiez, demoustreriez
|
demoustreroient, demoustrereient
|
compound
tenses
|
present perfect
|
present tense of avoir + past participle
|
| pluperfect
|
imperfect tense of avoir + past participle
|
| past anterior
|
preterite tense of avoir + past participle
|
| future perfect
|
future tense of avoir + past participle
|
| conditional perfect
|
conditional tense of avoir + past participle
|
| subjunctive
|
que jo
|
que tu
|
qu’il
|
que nos
|
que vos
|
qu’il
|
simple
tenses
|
present
|
demoustre
|
demoustres
|
demoustre
|
demoustrons
|
demoustrez
|
demoustrent
|
| imperfect
|
demoustrasse
|
demoustrasses
|
demoustrast
|
demoustrissons, demoustrissiens
|
demoustrissoiz, demoustrissez, demoustrissiez
|
demoustrassent
|
compound
tenses
|
past
|
present subjunctive of avoir + past participle
|
| pluperfect
|
imperfect subjunctive of avoir + past participle
|
| imperative
|
–
|
tu
|
–
|
nos
|
vos
|
–
|
| —
|
demoustre
|
—
|
demoustrons
|
demoustrez
|
—
|
