kupal, kuval, s. a well, pit, kinayu.
kuvanul, astrological science for digging wells; science of determining sites for sinking wells. Also kuvanul.
கூபல், கூவல், s. a well, pit, கிணறு.
கூவநூல், astrological science for digging wells; science of determining sites for sinking wells. Also கூவனூல்.