This is the 15585th most frequent Turkish word.
tatilde
"On holiday" or "on vacation."
Here, 'tatilde' is used as a locative adverb indicating the time when the speaker enjoys going to the seaside (during vacation).
Ben tatilde deniz kenarına gitmeyi çok severim.
I really enjoy going to the seaside on vacation.
The word 'tatilde' acts as an adverbial modifier, setting the time reference for the conditional possibility of having a picnic.
Tatilde güzel havalar olursa piknik yapacağız.
If the weather is nice during vacation, we will have a picnic.
'Tatilde' serves as an adverbial phrase, specifying the time frame of Ali's activities—during vacation.