La langue française est belle, mais elle n'est pas toujours facile.

In French, every noun has a grammatical gender, masculine or feminine, and you usually have to learn it with the word.

• langue is feminine, so it takes the feminine article la.
• The basic forms of the definite articles are:
  • le (masculine singular)
  • la (feminine singular)
  • les (plural for both genders)

There is no simple rule that tells you the gender of langue; you just memorize la langue as a pair. A good habit is to always learn new nouns with their article: la langue, le livre, la table, etc.

Both refer to the French language, but there is a nuance:

• le français = French (the language), more common in everyday speech.
  • Example: J’apprends le français. (I’m learning French.)
• la langue française = the French language, a bit more formal or explicit, literally “the French language”.
  • Example: La langue française a une longue histoire. (The French language has a long history.)

In your sentence, La langue française est belle sounds slightly more formal or literary than Le français est beau.

Two different rules are at work:

1. Normal position of adjectives with nouns

   • In French, most adjectives follow the noun:
     • la langue française (the French language)
   • So française (French) comes after langue.

2. Adjective after the verb “to be”

   • When an adjective describes the subject via the verb être (to be), it comes after the verb:
     • La langue française est belle. (The French language is beautiful.)
   • This is like English: “The language is beautiful.”

So:

• la langue française → noun + adjective
• est belle → verb être
  • adjective

This is about agreement with the noun.

• langue is feminine singular (la langue).
• The adjective meaning “French” is:
  • masculine singular: français
  • feminine singular: française
  • masculine plural: français
  • feminine plural: françaises

Because langue is feminine singular, the adjective must match:

• la langue française

If the noun were masculine, it would be different:

• le peuple français (the French people)

In French, adjectives of nationality are not capitalized, but nouns of nationality usually are:

• Je parle français. (I speak French.) → français is an adjective, so lower-case.
• Les Français sont fiers de leur culture. (The French are proud of their culture.) → Français is a noun referring to people, so capitalized.

In la langue française, française is an adjective describing langue, so it stays lower-case.

Again, agreement with a feminine noun:

• beau = masculine singular (beautiful, handsome)
• belle = feminine singular
• beaux = masculine plural
• belles = feminine plural

Because the subject is la langue (feminine), the adjective must be feminine:

• La langue française est belle.
  If the subject were masculine:

• Le paysage est beau. (The landscape is beautiful.)

In French, pronouns referring to things follow grammatical gender, not “neuter” like English it.

• langue is feminine, so the corresponding subject pronoun is elle.
• livre (book) is masculine → il
  • Le livre est intéressant. Il est intéressant.
• langue (language) is feminine → elle
  • La langue française est belle, mais elle n’est pas toujours facile.

So elle here means “it”, but agrees with the feminine noun la langue.

This is the standard French negation structure:

• ne … pas = not

With the verb être (to be):

• elle est = she is / it is
• elle n’est pas = she is not / it is not

Details:

• ne becomes n’ before a vowel sound for easier pronunciation:
  • ne est → n’est
• pas comes after the verb.

So:

• elle est facile = it is easy
• elle n’est pas facile = it is not easy

n’est pas toujours facile means is not always easy, not never easy.

• toujours alone = always
• ne … pas toujours = not always
  • It suggests: sometimes it is easy, sometimes it is not.

Compare:

• Elle est toujours facile. = It is always easy.
• Elle n’est pas toujours facile. = It is not always easy. (There are times when it is difficult.)
• Elle n’est jamais facile. = It is never easy. (Always difficult.)

So your sentence means French can be difficult at times, but not necessarily all the time.

Grammatically correct, standard French is:

• elle n’est pas toujours facile

The form elle est toujours pas facile:

• is considered informal / colloquial and often non‑standard.
• You might hear similar structures in spoken French, but they are not recommended for learners in writing or in careful speech.

So, stick to ne … pas:

• Elle n’est pas toujours facile.

In this kind of sentence, toujours (always) typically comes before the adjective:

• Elle est toujours facile.
• Elle n’est pas toujours facile.

General pattern:

• Subject + être
  • (negation) + adverb (like toujours) + adjective

Other examples:

• Ils sont toujours heureux. (They are always happy.)
• Ce n’est pas toujours possible. (That is not always possible.)

In French, when mais (but) connects two independent clauses (two parts that could be separate sentences), a comma is normally placed before it:

• La langue française est belle, mais elle n’est pas toujours facile.

Each part could stand alone:

• La langue française est belle.
• Elle n’est pas toujours facile.

So you put a comma before mais. This is standard punctuation.

In your sentence, toujours clearly means always:

• n’est pas toujours facile → is not always easy.

However, toujours can have other shades of meaning in different contexts, such as:

• “still” (informal expression)
  
  • Tu es toujours là ? → Are you still there?
• “anyway / yet” in certain idioms.

For this sentence, you can safely understand it as always.

Approximate pronunciation (in IPA):

• n’est → /nɛ/
• pas → /pa/
• toujours → /tu.ʒuʁ/
• facile → /fa.sil/

Together: n’est pas toujours facile → /nɛ pa tu.ʒuʁ fa.sil/

Liaison notes:

• n’est ends in a consonant sound already (/nɛ/), so no special liaison issue there.
• Normally, there is no obligatory liaison between pas and toujours, so you pronounce them separately: [pa tu‑ʒuʁ], not [pa‿tu‑ʒuʁ].
• The whole clause should flow smoothly without strong pauses inside.