Khmer Dictionary: បាច់

1. បាច់ ( n. & clf. ) [bac]
   bunch, bundle (of sugarcane, firewood), sheaf (of corn) eg. ឧសមួយបាច់ one bundle of firewood
   
2. បាច់ ( v ) [bac]
   to trouble, bother, worry, concern oneself
   
3. បាច់ ( adj ) [bac]
   to be necessary, worthwhile, to one's advantage (used chiefly with the negative particles such as កុំ, មិន, ពុំ to mean `don't worry, it's of no importance, it's not necessary, it's not worth troubling yourself')
   Eg. ពុំបាច់ឡើយ: Never mind.