neuter singular accusative comparative form of dubbala (adjective)
Analysis. dubbala (base adjective meaning weak, feeble) + -tara (comparative suffix -tara, making 'more weak') + -ṁ (neuter singular accusative ending); literally 'in a weaker manner' or 'something more weak'
Etymology. dubbala from du- (bad, gone wrong; cognate Greek dys- as in dysfunction) + bala (strength, power; cognate Sanskrit bala, Latin valus related to English 'weal' meaning well-being). The prefix du- originally conveys a spatial sense of wrongness or deficiency that becomes qualitative weakness. Comparative -tara is from Sanskrit -tara, related to Latin -tor and Indo-European comparative formation.
Meanings from the Digital Pāḷi Dictionary; morphology and etymology by Claude.
Lite mode — plain HTML for e-readers and old browsers. Full version