To understand "pli," we need more context. Please provide the full word or phrase containing "pli" so I can help you understand its meaning.
For example:
* "Compliant": Here, "pli" is part of the root "pli-," meaning "to fold, bend, or yield."
* "Pliable": This word also uses the root "pli-" with the same meaning of "to fold, bend, or yield."
Once you provide the word or phrase, I can explain its meaning and origin more accurately.