plangent (adj.)
- anguished
- booming
- careworn
- complaining
- consonant
- deafening
- doleful
- dolorous
- earthshaking
- faultfinding
- forte
- fortissimo
- fretful
- full
- grief-stricken
- grievous
- howling
- lamentable
- loud
- lugubrious
- mellow
- mournful
- orotund
- pealing
- peevish
- petulant
- piercing
- plaintive
- querulous
- resonant
- resonating
- resounding
- rich
- ringing
- rolling
- rotund
- round
- rueful
- sonorous
- sorrowful
- sorrowing
- stentorian
- tearful
- throbbing
- thunderous
- vibrant
- wailful
- whiny
- woeful