opportune

timely

opportunisme

opportunism

opportuniste

opportunistic

opportunitй

timeliness

opposante

opponent

opposй,e

Conversely, e

oppose

opposed

opposition

opposition

oppressant,e 

oppressive, e

oppresser

oppress

oppresseur

oppressor

oppression

oppression

oppressif, ive

oppressive, ive

oppression

oppression

opprimй,e

oppressed, e

opprimer

oppress

opprobre

opprobrium

optatif, ive  formule -ive

optative, ive formula-ive

opter

opt

opticien,enne

optician, enemies

optima

optima

optimale

optimal

optimaliser

optimize

optimalitй

optimality

optimisation

optimization

optimiser

optimize

optimisme

optimism

optimiste

optimistic

optimum

optimum

option

option

optique

optical

optomйtrie

optometry

opulence

opulence

opulent,e

opulent, e

opuscule

pamphlet

or

or

or

or

oracle

oracle

orage

storm

orageux,euse

stormy, honest

oraison

prayer

orale,e,aux

oral, e, the

oralement

orally

oraliser

sound out

orange

orange

orange

orange

orangeade

orangeade

oranger

orange tree

oranger

orange tree

orangeraie

orange grove

orant,eet

praying, eet

oratoire

oratorical

oratoire

oratorical

oratorio

oratorio

orbiculaire

orbicular

orbitaire

orbital

orbital,e,aux

orbital, e, the

orbite

orbit

orchestrale

orchestral

orchestration

orchestration

orchestre

orchestra

orchestrer

orchestrate

ordinaire

ordinary

ordinairement

usually

ordinal,e,aux  nombre -

ordinal, e, the number -

ordinand

ordinand

ordinant

ordaining

ordinateur

computer

ordination

ordination

ordo

ordo

ordonnance

order

ordonnanceur,trice

scheduler, trice

ordonnй,e

ordered, e

ordonner

order

ordure

filth

ordurier,иre

filthy, era

orйe

edge

oreille

ear

oreiller

pillow

oreillette

headset

oreillon  pl.

mumps pl.

orйmus

oremus

ores d’-dйjа

now of already-

orfиvre

goldsmith

orfиvrerie

plate

organe

organ

organigramme

organization chart

organique

organic

organiquement

organically

organisable

organizable

organisateur,triceet

organizer triceet

organisation

organization

organize,e

organize, e

organizer

organizer

organisme

organization

organist

organist

orge

barley

orgelet

stye

orgiaque

orgiastic

orgie

orgy

orgue

organ

orgueil

pride

orgueilleux,euse

proud, honest

orient

east

oriental,e aux

oriental, e to

orientalisme

Orientalism

orientaliste

Orientalist

orientation

orientation

orientй,e

oriented e

orientement

orientating

orienter

guide

orienteur,euse ou trice

Pathfinder, honest or trice

orifice

orifice

oriflamme

banner

originaire

native

originairement

originally

original,e aux

original, to e

originalitй

originality

origine

origin

original,elle

original, it

originellement

originally

orion

orion

orme

elm

ornement

ornament

ornemental,e,aux

ornamental, e, the

ornementation

ornamentation

ornementer

ornament

orner

decorate

orniиre

rut

ornithologie

ornithology

ornithologique

ornithological

ornithorynque

platypus

ornithologiste ou ornithologue

ornithologist or birder

ornithomancie

ornithomancy

orphelin,e,et

orphan, e, and

orphelinat

orphanage

orphique

Orphic

orteil

toe

orthocenter 

orthocenter

orthodoxe

orthodox

orthodoxie

orthodoxy

orthogonal,e,aux

orthogonal, e, the

orthogonalement

orthogonally

orthogonalisation

orthogonalization

orthographier

spell

orthographique

orthographic

orthopйdie

orthopedics

orthopйdique

orthopedic

orthopйdistes

orthopedic

orthoptиres

Orthoptera

ortie

nettle

orvet

orvet

oryctйrope

Aardvark

os

bone

osaka

osaka

oscillant,e

oscillating e

oscillateur

oscillator

oscillation

oscillation

oscillatoire

oscillatory

osciller

oscillate

osй,e 

dared e

oseille

Sorrel

oser

dare

osier

wicker

osmose

osmosis

osmotique

osmotic

ossature

frame

ossйine

ossein

osselet

ossicle

ossements  pl.

bones pl.

osseux,euse

bone, honest

ossification

ossification

ossifier

ossify

ossu,e

bony, e

ossuaire

ossuary

ostйite

osteitis

ostensible

ostensible

ostentation

ostentation

ostentatoire

ostentatious

ostйologie

osteology

ostйologique

osteological

ostracisme

ostracism

ostrйiculture

oyster

ostrogot,e ou ostrogothe

Ostrogoth, or e Ostrogothic

otage

hostage

otarie

sea lion

фter

remove

otique

otic

otite

otitis

otologie

otology

oto-rhino-laryngologie

Ear, Nose and Throat

oto-rhino-laryngologiste

otolaryngologist

ottoman,e

Ottoman e

ou

or

where

ouaille

little sheep

ouate

wadding

ouater

quilt

ouatine

Fleece

oubli

oblivion

oublier

forget

oublieux,euse

forgetful, honest

oued

wadi

oust

oust

ouest-allemand,e

West German, e

ouf! Interj.

phew! Interj.

oui

yes

ouп-dire 

hearsay

ouпe

hearing

ouпe! ou ouille! interj.,

hearing! or ouch! interj.,

ouпr

hear

ouistiti

marmoset

ouragan

hurricane

ourdir v.t

warping v.t

ourdissage

Warping

ourdou

Urdu

ourler

hem

ourlet

hem

ours

bear

oursin

sea urchin

oust! ou ouste!

Shoo! or shoo!

out

out

outilm

outilm

outillage

tools

outillй,e

equipped, e

outiller

equip

outrage

outrage

outrageant,e

outrageous, e

outrager

outrage

outrancier,иre

outrageous, era

outre 

besides

outre prep.

Furthermore prep.

outrй,e 

outraged, e

outre-atlantique 

the Atlantic

outrecuidance

insolence

outrecuidante

overweening

outre-manche 

the Channel

outre-mer 

Overseas

outrepasser

override

outrer

exaggerate

outre-tombe 

beyond the grave

outsider

outsider

ouvert,e ville -e

open an e-city

ouvertement

openly

ouverture

opening

ouvrable

Business

ouvrage

work

ouvragй,e ouvrй

carved, crafted e

ouvrager

ouvrager

ouvrante,e

opens, e

ouvreau

quarl

ouvre-boite

can opener

ouvre-bouteille

Bottle Opener

ouvrйe

crafted

ouvrier,иre

worker, age

ouvrir

open

ouvroirm

ouvroirm

ovaire

ovary

ovale

oval

ovalisation

ovalization

ovalisй,e

oval, e

ovaliser

ovalize

ovariectomie

ovariectomy

ovarien,enne 

ovarian, enemies

ovation

ovation

ovationner

give smb. an ovation

ove

ove

ovй,e

ovate, e

ovin,e

sheep, e

ovinйs  pl.

sheep pl.

oviparitй

oviparity

ovoпde

egg-shaped

ovulaire

ovular

ovulation

ovulation

ovule

ovule

oxycoupage

oxyfuel

oxydable

oxidizable

oxidant,e

oxidant, e

oxydation

oxidation

oxygиne n,f.

oxygen n, f.

oxygйner

oxygenate

ozone

ozone

ozone,e

ozone, e

ozonisation

ozonation

ozoniser

ozonize

ozoniseur

ozonizer

p

p

pacage

grazing

pacager 

pacager

pacha

pasha

Pachoire

Pachoire

pachyderme

pachyderm

pacificateur,trice

peacemaker, trice