This is the 2872nd most frequent Japanese word.
ちぎり
A vow or pledge.
The word "ちぎり" is used here to mean a "pledge" or "vow" between individuals.
二人は固いちぎりを交わした。
The two made a firm pledge.
Here, "ちぎり" is derived from the verb "ちぎる," meaning "to tear," indicating the act of tearing the paper.
この和紙は簡単にちぎりやすい。
This Japanese paper tears easily.
The word "ちぎり" is expressed as historically referring to a promise or mutual agreement.