heavily (adv.)
- apathetically
- bleakly
- bloodlessly
- close
- closely
- coldly
- compactly
- densely
- dismally
- drearily
- dryly
- dully
- firmly
- gloomily
- gravely
- grimly
- heavy
- hollowly
- impassively
- inanely
- insipidly
- jejunely
- languidly
- languorously
- lifelessly
- onerously
- pallidly
- passively
- phlegmatically
- ploddingly
- pointlessly
- ponderously
- sadly
- slowly
- sluggishly
- solemnly
- solidly
- somberly
- statically
- stodgily
- stoically
- stolidly
- stuffily
- superficially
- tastelessly
- tediously
- thick
- thickly
- torpidly
- uninterestingly
- vapidly
- weightily
