This is the 1037th most frequent Arabic word.
مهما
"مهما" means "no matter what" or "whatever."
The word 'مهما' is used here to express limitation or condition in action regardless of the scenario of 'trying'.
مهما حاولت، لن أستسلم.
No matter how much you try, I will not give up.
Here, 'مهما' is utilized to imply unconditionality of support regardless of the difficulty.
سأساعدك مهما كان الأمر صعبًا.
I will help you no matter how difficult the matter may be.
In this sentence, 'مهما' highlights the continuity of finding novelty irrespective of the amount of learning.