weightily Synonyms

oppressively tediously severely seriously wearily thickly substantially staidly solemnly significantly profoundly callously momentously aloofly powerfully thoughtfully heftily sluggishly dourly grievously dejectedly cumbersomely crucially burdensomely ponderously onerously corpulently coolly consequentially concentrically coldly cogently brutally bitterly bigly austerely critically cruelly densely massively influentially importantly heavily greatly gravely gloomily dully discerningly disapprovingly astringently