- ether(bound form) ether; a class of organic compounds where an oxygen atom connects two hydrocarbon groups, often used as solvents or anesthetics
- 性 affix[-ity]Suffix used after verbs or adjectives to form nouns expressing a state, quality, or scope, similar to English "-ity", "-ness", or "-ism".
- 油 nounoiloil; fat; grease; any of various liquid fats or hydrocarbons used as food, fuel, or lubricants