Grammar Particle
Particle, Postposition
noun
A part of speech that's just meant to help your grammar out are the little things. They tie grammar and words together, and that's about it. These are grammar particles or just plain old particles.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
この助詞の使い方を教えてくれませんか？
Can you tell me how to use this particle?
私は日本語の文法の助詞が苦手です。
I am not good with particles in Japanese grammar.
今日はクラスの女子と助詞について学びました。
Today I learned about particles with the girls in my class.