pa''i
For something (patient ma-) to be nonfunctional, as a broken machine, a house in disrepair, clothing torn or worn out, an animal broken and bruised, one's deranged mind.
For someone (agent muɴ-; s agent maN-) to render something (patient -on) nonfunctional with the optional use of an instrument (inst i-, paN-), as by breaking, tearing, smashing it.
pama''i; mama''i
For someone or something (actor -um- & inst) to accidentally destroy something (patient -on), as a person who crumbles the bund plaster of a newly repaired bund when stepped on it, a wine jar accidentally broken, a fence destroyed by a pig.