adverb, adverb taking the 'to' particle
trudging; plodding; walking slowly with heavy steps
Describes walking slowly and wearily, often with a sense of dejection or exhaustion. Commonly used with 歩く or as an adverb with と.
He was trudging along, looking tired.
After losing the match, the players plodded off the field.
He walked along dejectedly, shoulders slumped.
After losing the match, he trudged home dejectedly.