/ɛ̃.fil.tʁe/

New to these symbols? How to read French IPA
#3,351 by frequencyCore 5000

Translation

to infiltrate, to seep into

Test yourself on infiltrer

Three quick questions. No account needed.

Know this word? Create a free account to track it.

Word origin

Formed from in- and filtrer ('to filter'), from Medieval Latin filtrum ('felt'). English 'infiltrate' comes from the French.

Origin
Latin
Root
filtrum
English cognates
infiltrate, filter

Grammar

Verb type-er regular (1st group)

Conjugation

Regular -er conjugation. Pronouns: je, tu, il/elle, nous, vous, ils/elles.

Indicative

Person PresentImperfectPast historicFutureConditional
jeinfiltreinfiltraisinfiltraiinfiltreraiinfiltrerais
tuinfiltresinfiltraisinfiltrasinfiltrerasinfiltrerais
il/elleinfiltreinfiltraitinfiltrainfiltrerainfiltrerait
nousinfiltronsinfiltrionsinfiltrâmesinfiltreronsinfiltrerions
vousinfiltrezinfiltriezinfiltrâtesinfiltrerezinfiltreriez
ils/ellesinfiltrentinfiltraientinfiltrèrentinfiltrerontinfiltreraient

Subjunctive

Person PresentImperfect
jeinfiltreinfiltrasse
tuinfiltresinfiltrasses
il/elleinfiltreinfiltrât
nousinfiltrionsinfiltrassions
vousinfiltriezinfiltrassiez
ils/ellesinfiltrentinfiltrassent

Imperative

Person Affirmative
tuinfiltre
nousinfiltrons
vousinfiltrez

Non-finite

Gerund / present participle
infiltrant
Past participle
infiltré · infiltrée · infiltrés · infiltrées

Examples

.

The agent infiltrated the group for six months.

.

Rainwater seeps into the ground.

.

Some journalists managed to infiltrate the network.

fentes volet.

The light filters through the gaps in the shutter.

.

These ideas have crept into every party.

Where this fits

Add to review queue

Track this word in your spaced-repetition queue and be tested on it at the right interval.

Chapters 1 and 2 free

Meet this word in a story

Every course has graded stories written only with words you have been taught, plus grammar drills, a games arcade and printable worksheets. Chapters 1 and 2 are free.

Chapters 1 and 2 free, forever. Plus: 7 days free, then $5 a month for all eleven languages.

Start learning free

French · Free printables

infiltrer: worksheet, infographic and listicle

Free printable study downloads for the French word "infiltrer" (to infiltrate, to seep into): a worksheet with the answer key built in, an infographic, and a sentence listicle. Open any one to view, print or save.

Free for members

The printable worksheets, infographics and PDFs are free with an account. Start a free week and download as many as you like.

Start your free week