This is the 12621st most frequent Turkish word.
ilkbahar
Spring (the season).
Here, 'ilkbahar' is used as a subject, referring to the season of spring as a general concept.
İlkbahar, doğanın uyanışını temsil eder.
Spring represents the awakening of nature.
In this sentence, 'ilkbahar' is in its locative form 'ilkbaharda' ('in spring'), describing the time when the action or condition occurs.
İlkbaharda hava genellikle ılıktır.
The weather is usually mild in spring.
Here, 'ilkbahar' is in its possessive form 'ilkbaharın' ('of spring'), indicating the relation to the season.