During recitation in prayer, your mind will no longer wander. When the Imam recites Surah Al-Fatiha or Al-Ikhlas, you will recognize 95% of the words if you know the top 100 alone.
Mastering the in the Quran is a highly efficient way to understand its message, as these few hundred words actually account for approximately 75% to 85% of the total text . the top 500 repeated words in quran pdf
Note: Frequencies are approximate due to variations in word-boundary segmentation (e.g., prefixed conjunctions/prepositions attached to nouns). During recitation in prayer, your mind will no longer wander