Plus l’emploi du temps est clair, moins je suis stressé.

Yes. This is the standard French pattern for a correlative comparison:

Plus X ..., moins Y ... = The more X ..., the less Y ...

So in this sentence:

Plus l’emploi du temps est clair, moins je suis stressé.

the idea is that one thing changes in relation to another. As the schedule becomes clearer, the speaker feels less stressed.

French does not add a word corresponding to English the in this structure.

Because French simply does not use an article in this pattern.

English says:

the more ..., the less ...

but French says:

plus ..., moins ...

not le plus ..., le moins ... in this kind of sentence.

So even though English uses the, you should not translate that word directly here.

In this construction, plus, moins, mieux, etc. usually come at the beginning of each clause.

So French prefers:

Plus ..., moins je suis stressé.

rather than:

Plus ..., je suis moins stressé.

The beginning position helps show the parallel structure:

• Plus l’emploi du temps est clair
• moins je suis stressé

That parallelism is a key part of how this pattern works in French.

Usually, yes.

Here you have:

• l’emploi du temps est clair
• je suis stressé

French normally keeps a full clause after each comparative opener in this kind of sentence. That is why you see both est and suis.

L’emploi du temps means schedule, timetable, or daily/weekly plan depending on context.

Literally, it is something like the use of time, but you should learn it as a fixed expression meaning schedule.

So do not try to interpret emploi here as ordinary employment/job. In this expression, the whole phrase has its own established meaning.

Because emploi begins with a vowel sound.

In French, le and la usually contract before a vowel or mute h:

• le emploi becomes l’emploi
• la école becomes l’école

So l’emploi is just the normal shortened form.

Du is the contraction of de + le.

So:

• de le temps becomes du temps

In emploi du temps, the phrase literally contains of the time, but again, the full expression should be learned as a set phrase meaning schedule.

Because emploi du temps is a masculine singular noun phrase.

Adjectives in French agree with the noun they describe:

• masculine singular: clair
• feminine singular: claire
• masculine plural: clairs
• feminine plural: claires

Since l’emploi du temps is masculine singular, the correct form is clair.

Because after the verb être, French normally uses an adjective, not an adverb.

Here, clair describes l’emploi du temps:

• L’emploi du temps est clair. = The schedule is clear.

If you used clairement, that would be an adverb meaning clearly, which does not fit after être in this sentence.

Not here.

Clair can mean light/bright in some contexts, but in this sentence it means clear, easy to understand, or well organized.

So the idea is that the schedule is easy to read or understand, not physically bright.

They mean different things:

• stressé = stressed; describes the person feeling stress
• stressant = stressful/stress-inducing; describes something that causes stress

Here the speaker is describing their own state, so stressé is correct:

je suis stressé = I am stressed

If you said stressant, you would be describing something else as stressful.

Yes.

If the speaker is female, it would normally be:

Plus l’emploi du temps est clair, moins je suis stressée.

That is because adjectives agree with the person they describe.

• masculine: stressé
• feminine: stressée

Yes, absolutely.

That version means The clearer my schedule is, the less stressed I am.

The original sentence with l’emploi du temps sounds a bit more general, while mon emploi du temps makes it clearly personal.

Both are natural, depending on what you want to emphasize.

It is very common and recommended here because it clearly separates the two linked clauses:

Plus l’emploi du temps est clair, moins je suis stressé.

In informal writing, punctuation can vary, but using the comma is the safest and most standard choice.

Yes. French uses the same structure with several comparative words, for example:

• Plus il travaille, plus il progresse.
• Moins je dors, plus je suis fatigué.
• Mieux tu t’organises, moins tu paniques.

So once you learn the pattern, you can use it very widely.