This is the 434th most frequent Malay word.
khususnya
"Especially" or "specifically."
I am using 'khususnya' to specify and highlight a particular subfield (calculus) within the broader subject of mathematics.
Pelajar itu sangat berbakat dalam subjek matematik, khususnya dalam kalkulus.
The student is very talented in mathematics, particularly in calculus.
Here, 'khususnya' emphasizes and gives prominence to local artists among the featured participants.
Pameran seni itu menampilkan karya-karya dari pelbagai artis, khususnya seniman tempatan.
The art exhibition showcases works from various artists, especially local ones.
In this instance, 'khususnya' focuses on a specific aspect (river pollution) of the broader topic of environmental issues.