French Silent Letters: The Rules Behind What You Don’t Say

French spelling looks intimidating because so much of it is silent. But the silence follows rules — learn them once and you can pronounce almost any French word correctly on sight. Here’s the system.

Rule 1: final consonants are usually silent

Most final consonants disappear: petit, grand, trop, blanc, nous. The famous exception set is C, R, F, L — think of the word CaReFuL — which usually ARE pronounced: avec, pour, neuf, hôtel.

Rule 2: final -e is silent (but changes everything before it)

A final -e isn’t spoken — its job is to wake up the consonant before it: petit (silent t) vs petite (t pronounced!). This is exactly how you HEAR the difference between masculine and feminine adjectives — see the agreement chart.

Rule 3: verb endings that vanish

The -ent of ils/elles verbs is completely silent: « ils parlent » sounds exactly like « il parle ». And -er, -ez both say « ay »: parler, parlez, parlé — three spellings, one sound. Full patterns on the verb charts.

Rule 4: h is always silent (but comes in two flavours)

French h makes no sound, ever: hôtel, hiver. But some h’s are « aspirated » — they silently BLOCK liaison and elision: l’hôtel (mute h) vs le héros (aspirated — never l’héros, which would sound like… les zéros!).

When silent letters come back to life: liaison

A silent final consonant often revives before a vowel: « vous » alone, but « vous_avez » = « vou-z-avez ». Liaison is the glue of spoken French — the deep dive is in our pronunciation guide and the liaison chart.

Liaison: when silence is forbidden — or compulsory

Some liaisons are obligatoires: after determiners (les_amis, un_homme), pronoun+verb (nous_avons, vous_êtes), and short prepositions (en_été, chez_eux). Others are interdites — never link: after et (et // aussi), before an aspirated h (les // héros), and after singular nouns (un étudiant // intelligent… optional at best). When in doubt: make the compulsory ones, skip the rest — that’s exactly what modern French does.

Train your eyes AND ears

Read a sentence aloud, then check yourself against audio on the liaison chart. Ten sentences a day for a week and silent letters stop being guesswork — your mouth learns the CaReFuL rule before your brain does.

One special case deserves its own list: the aspirated h, a silent letter that still blocks liaison and elision — browse the complete h aspiré word list.

FAQ

Why does French have so many silent letters?

French pronunciation kept evolving while spelling froze centuries ago — the letters record the language’s history. The upside: those silent letters often reveal meaning and grammar (plurals, feminine forms, verb endings) even when unheard.

Is the final s ever pronounced?

Rarely — in some words like fils (son, « feess »), bus, tennis, and in liaison (vous_êtes). Otherwise final s is silent, including every plural: le chat sounds like « le sha ».

How do I know if an h is aspirated?

You can’t hear it — dictionaries mark it (often with *). Common aspirated-h words: héros, haricot, huit. When unsure, listen for whether the French say l’h… or le h… and copy them.

Quick practice