1. dripping, trickling, drop by drop, in drops

adverb taking the 'to' particle noun or participle which takes the aux. verb suru adverb (fukushi) onomatopoeic or mimetic word

2. wet and heavy (snow, clay, etc.)

noun or participle which takes the aux. verb suru adverb taking the 'to' particle adverb (fukushi) onomatopoeic or mimetic word

3. (moving) slowly

adverb taking the 'to' particle adverb (fukushi) archaic onomatopoeic or mimetic word