This is the 326th most frequent Azerbaijani word.
lazımi
Necessary; required.
In this context, "lazımi" modifies "tədbirləri" (measures) to indicate 'necessary', implying the measures were appropriate for the situation.
O, lazımi tədbirləri vaxtında gördü.
He took the necessary measures on time.
In this sentence, "lazımi" describes the noun "sənədləri" (documents) as 'required' or 'necessary', indicating necessity or requirement.
Lazımi sənədləri təqdim etməlisiniz.
You must submit the required documents.
Here, "lazımi" qualifies the noun "bililər" (knowledge) to mean 'necessary', emphasizing what is required to complete a task.