Here are some other words that can be used for "help" in Sanskrit, depending on the context:
* उपकार (upākāra) - benefit, favour
* सहायता (sahāyatā) - assistance
* अनुग्रह (anugṛha) - grace, kindness
* सहयोग (sahāyoga) - cooperation
* सहकार (sahākāra) - collaboration
* अनुगमन (anugaman) - following, support
* आश्रय (āśraya) - shelter, refuge (can be used for someone who needs help)
The best word to use will depend on the specific situation and the nuance you want to convey.