| slowness(noun, routine, dullness, feebleness, mildness) |
| sterileness(noun, excite, lack, routine, dullness) |
| stodginess(noun, excite, lack, routine, dullness) |
| tedium(noun, routine, dullness, slowness, feebleness) |
| vapidity(noun, excite, depression, lack, routine) |
| vapidness(noun, excite, depression, lack, routine) |
| achromasia(noun, entity, condition, color, paleness) |
| aridity(noun, routine, dullness, slowness, feebleness) |
| ashen hue(noun, entity, condition, color, paleness) |
| bloodlessness(noun, entity, condition, color, paleness) |
| boredom(noun, routine, dullness, slowness, tedium) |
| boredom sameness(noun, expression, routine, dullness, likeness) |
| boringness(noun, depression, dullness, tedium, plainness) |
| cadaverousness(noun, entity, condition, color, paleness) |
| commonplaceness(noun, routine, dullness, slowness, feebleness) |
| continuance(noun, routine, dullness, likeness, tedium) |
| continuity(noun, routine, dullness, likeness, tedium) |
| deadness |
| emptiness |
| ennui(noun, routine, dullness, tedium, monotony) |