This is the 14213th most frequent Turkish word.
nda
The Turkish word "nda" is a locative suffix meaning "in, on, at" and is attached to nouns to indicate location.
In this sentence, 'masanın' is showing possession ('of the table') and 'üstünde' indicates the location ('on'). Combined, 'masanın üstünde' translates to 'on the table', with '-nde' being the locative suffix for 'üst'.
Kitabını masanın üstünde bıraktı.
She left her book on the table.
Here, 'açılmasında' is derived from 'açılma' (the act of opening) with the '-da' locative suffix denoting 'during/in the opening'. It contextualizes the phrase to refer to the time of opening.
Okulların açılmasında birçok dilek sunuldu.
Many wishes were expressed during the opening of the schools.
In this sentence, 'parkta' means 'in the park,' with 'park' being the base word and '-ta' the locative suffix, variant of '-da' after a consonant.