| 100% | TAX | 3 | It's often added to the retail price |
| 57% | CREAM | 5 | It's often added to coffee |
| 57% | FLUORIDE | 8 | It's often added to water |
| 51% | TIP | 3 | It's often equal to 20% of the bill |
| 51% | CHLORINE | 8 | It's added to the pool |
| 51% | RIDER | 5 | It's added to the bill |
| 50% | ONEPIN | 6 | It's often the first to be knocked over |
| 49% | MARKUP | 6 | Add to the price for profit |
| 49% | SHRINKFLATION | 13 | Term added to Merriam-Webster in 2023 that refers to the practice of reducing a product's size while continuing to offer it at the same price |
| 48% | INBED | 5 | Words that can be added to the end of any fortune cookie, it's said |
| 47% | RIDER | 5 | It may be added to the bill |
| 47% | CHEX | 4 | It may be added to the mix |
| 47% | TAX | 3 | Extra amount added to the price of something |
| 45% | DESTINY | 7 | It's often met "on the road taken to avoid it," per Jean de la Fontaine |
| 44% | CREAM | 5 | With 20a, ingredient that is often added to coffee to lighten it |
| 44% | ARE | 3 | It often appears to the right of you |
| 44% | FUEL | 4 | Add ___ to the fire (make it worse) |
| 44% | DRAW | 4 | It adds one point to a soccer team's standing in the English Premier League |
| 42% | LUTE | 4 | Instrument that becomes another instrument when "F" is added to the start of its name |
| 42% | ASP | 3 | Animal that becomes another animal when w is added to the beginning of its name |
| 42% | BREADDOUGH | 10 | It's often designed to rise |
| 42% | URGE | 4 | It's often hard to resist? |
| 41% | TAX | 3 | Fee often added to a bill's subtotal |
| 41% | EAR | 3 | It's often next to a phone |
| 41% | JIG | 3 | It's often said to be "up" |
| 41% | UIE | 3 | It's often illegal to hang one |
| 41% | TAICHI | 6 | It's often practiced to live longer |
| 41% | ROMATOMATO | 10 | It's often used to make paste |
| 41% | CROCKPOT | 8 | It's often left to stew overnight |
| 41% | LOAN | 4 | It's often on the house |