nig - gard
There are many reasons to learn how to divide niggard into syllables. Separating a word like niggard into syllables is mainly to make it easier to read and pronounce. The syllable is the smallest sound unit in a word, and the separation of the niggard into syllables allows speakers to better segment and emphasize each sound unit.
Knowing how to separate niggard into syllables can be especially useful for those learning to read and write, because it helps them understand and pronounce niggard more accurately. Furthermore, separating niggard into syllables can also be useful in teaching grammar and spelling, as it allows students to more easily understand and apply the rules of accentuation and syllable division.
In the case of the word niggard, we find that when separating into syllables the resulting number of syllables is 2. With this in mind, it's much easier to learn how to pronounce niggard, as we can focus on perfecting the syllabic pronunciation before trying to pronounce niggard in full or within a sentence. Likewise, this breakdown of niggard into syllables makes it easier for us to remember how to write it.