| 100% | ENOL | 4 | Compound with a doubly linked carbon atom |
| 88% | ENOL | 4 | Compound with a doubly-linked carbon atom |
| 64% | ENOL | 4 | Compound with a double-bonded carbon atom |
| 49% | ENOL | 4 | Compound with two carbon atoms |
| 49% | PENTANE | 7 | Compound with five carbon atoms |
| 49% | ENOL | 4 | Compound with double-bonded carbon atoms |
| 47% | ISOMER | 6 | Compound with the same atoms in a different arrangement |
| 42% | AMINE | 5 | Suffix for a compound with a basic nitrogen atom |
| 41% | ISOMER | 6 | Compound with the same number of atoms in a different arrangement |
| 41% | ENOL | 4 | Compound with a hydroxyl group |
| 41% | ENOL | 4 | Compound with a double bond |
| 41% | ESTER | 5 | Compound with a fruity aroma |
| 41% | ESTER | 5 | Compound with a fruity scent |
| 41% | ESTER | 5 | Compound with a fruity smell |
| 41% | ISOMER | 6 | Compound with a chemical "twin" |
| 39% | ENOL | 4 | Compound with a C=C(OH) group |
| 39% | ENOL | 4 | Organic compound with a hydroxyl group |
| 38% | MONOXIDES | 9 | Chemical compounds with just one oxygen atom |
| 38% | KETONE | 6 | Organic compound with a double-bonded oxygen |
| 37% | ISOMERS | 7 | Compounds with same atoms differently arranged |
| 37% | ETHANE | 6 | Flammable compound with two carbons |
| 36% | ARNIE | 5 | Palmer with a links "army" |
| 36% | ISOMER | 6 | Similar compound with different atom arrangement |
| 36% | TNT | 3 | Explosive compound with three hydrogen atoms |
| 36% | EBAY | 4 | Site with a "Daily Deals" link |
| 36% | ION | 3 | Atom with a charge |
| 36% | ION | 3 | Atom with a charge? |
| 36% | IONS | 4 | Atoms with a charge |
| 35% | EPA | 3 | Org. with a Household Carbon Footprint Calculator |
| 35% | ANION | 5 | Atom with a negative charge |