(en) zor-u - (the most) difficult (among them/those)
ulaşmışsın - you have reached
meşguldü - was busy /an arabic word, pronounced meşkul' - the sound l is soft like in arabic, so the whole word is considered ''soft'' , the same cases - hal-im (arabic), edebiyat-im (arabic), saat-im (arabic), rol-üm (french probably) /