IPA: /ˈpɒndərəsli/
KK: /ˈpɒndərəsli/
In a way that is heavy, slow, or awkward, often due to weight or seriousness.
The elephant moved ponderously through the thick mud.
Ponderously → It is formed from "ponder" (from Latin "ponderare", meaning to weigh) and the suffix "-ously" (meaning in a manner characterized by). The word "ponderously" means in a manner that is heavy or weighty, often implying slowness or clumsiness.
Think of 'weighing' ('ponder') something heavily and doing it 'in a manner' ('-ously') that feels slow or clumsy. This helps you remember that 'ponderously' describes a heavy or slow way of moving.