Dalam mesyuarat tadi, bos menilai cadangan saya dengan teliti.

This is a time/place-setting phrase. It tells you the context first: in the meeting earlier / in the meeting just now.

Malay often puts this kind of information at the beginning of the sentence, especially when setting the scene. It is similar to English phrases like:

• At the meeting earlier, ...
• In the meeting just now, ...

The main clause is still:

• bos menilai cadangan saya dengan teliti
  = the boss evaluated my proposal carefully

So the opening phrase is not the subject; it is just giving background.

Dalam usually means in / inside / within, and here it means in the meeting.

Malay often uses:

• di for a physical location
• dalam for inside something or within an event, situation, or context

So:

• dalam mesyuarat = in the meeting
• di pejabat = at the office
• di bilik = in the room
• dalam perbincangan = in the discussion

In real usage, learners may sometimes hear overlap, but dalam mesyuarat is very natural for during/in the context of the meeting.

Tadi usually means something like earlier, just now, or a little while ago.

It often refers to something that happened recently, usually earlier the same day or in the very near past.

So:

• mesyuarat tadi = the meeting earlier / the meeting just now

This helps show that the event happened in the past, because Malay verbs do not normally change form for tense the way English verbs do.

Malay does not use articles like a, an, and the the way English does.

So:

• bos can mean boss, the boss, or sometimes a boss, depending on context
• cadangan saya can mean my proposal or the proposal of mine, depending on context

In this sentence, English naturally translates bos as the boss because the context makes it clear which boss is meant.

Menilai means to evaluate, to assess, or to judge.

It comes from the root nilai, which is related to value or evaluation. The prefix meN- is a very common verb-forming prefix in Malay.

So:

• nilai = value / assessment
• menilai = to assess / to evaluate

This prefix often marks an active verb, especially when the subject is doing the action.

Examples:

• Dia menilai laporan itu. = He/She evaluated that report.
• Guru menilai jawapan pelajar. = The teacher assessed the students' answers.

In Malay, possession usually works like this:

• noun + possessor

So:

• cadangan saya = my proposal
• literally: proposal my

This is very normal in Malay.

More examples:

• rumah saya = my house
• bos saya = my boss
• idea dia = his/her idea

So if you are an English speaker, a useful rule is: the thing comes first, then the owner.

Yes. Cadangan is a noun meaning proposal, suggestion, or recommendation, depending on context.

It comes from the root cadang, and the suffix -an often turns a root into a noun.

So roughly:

• cadang = propose / suggest
• cadangan = proposal / suggestion

Examples:

• Saya ada cadangan. = I have a suggestion.
• Cadangan itu diterima. = The proposal was accepted.

In your sentence, cadangan saya most naturally means my proposal.

Dengan teliti means carefully, thoroughly, or with attention to detail.

Breakdown:

• dengan = with
• teliti = careful / detailed / thorough

So literally it is something like with carefulness / with care / in a detailed way.

Malay often expresses adverbs this way:

• dengan cepat = quickly
• dengan jelas = clearly
• dengan teliti = carefully

Putting it at the end is very natural, because it describes how the boss evaluated the proposal.

Malay verbs generally do not change form for tense like English verbs do.

So menilai by itself does not specifically mean evaluates, evaluated, or will evaluate. The time is usually understood from context or from time words.

In this sentence, the past meaning comes from:

• tadi = earlier / just now

So the sentence is understood as past:

• In the meeting earlier, the boss evaluated my proposal carefully.

If there were no time clue, the sentence could be more ambiguous.

Yes, to some extent.

The sentence:

• Dalam mesyuarat tadi, bos menilai cadangan saya dengan teliti.

is very natural because it starts with the setting.

You could also say:

• Bos menilai cadangan saya dengan teliti dalam mesyuarat tadi.

This still makes sense and means nearly the same thing. The difference is mostly focus:

• starting with Dalam mesyuarat tadi emphasizes the meeting context first
• starting with Bos emphasizes the subject first

Malay is often fairly flexible with these kinds of adverbial phrases, as long as the sentence remains clear.

Yes. Bos is very commonly used in everyday Malay, and it comes from English boss.

It is normal in speech and informal-to-neutral writing. Depending on context, other words might also be used, such as:

• ketua = leader/head
• majikan = employer
• pengurus = manager

But bos is extremely common and natural in everyday use.

Usually the most natural position here is after the object:

• bos menilai cadangan saya dengan teliti

That clearly means:

• the boss evaluated my proposal
• and did so carefully

If you move dengan teliti, the sentence may still be understandable, but it can sound less natural or change the rhythm.

For example:

• Bos dengan teliti menilai cadangan saya is possible in some contexts, but less natural for a learner’s default pattern.
• Bos menilai dengan teliti cadangan saya is also understandable, but the original version is smoother and more standard.

So a good learner pattern is:

• Subject + verb + object + dengan + adjective

It is mostly neutral.

Why:

• mesyuarat is standard
• menilai is standard and slightly formal/professional
• cadangan is standard
• dengan teliti is standard
• bos is everyday and natural

So the sentence sounds perfectly fine in normal professional Malay. If you wanted a more formal tone, you might replace bos with something like ketua or a job title, but the given sentence is very natural as it is.