| 100% | SIGMA | 5 | Symbol for stock volatility, in finance |
| 47% | SIGMA | 5 | Symbol of stock volatility |
| 46% | TAU | 3 | Symbol for torque in mechanics |
| 45% | THETA | 5 | Symbol for death in ancient Athens |
| 45% | ETA | 3 | Symbol for viscosity, in chemistry |
| 45% | ETA | 3 | Symbol for elasticity, in economics |
| 45% | TAU | 3 | Symbol for torque, in physics |
| 44% | THETA | 5 | Symbol for a plane angle, in geometry |
| 44% | THETA | 5 | Symbol for an angle, in math |
| 44% | PHI | 3 | Symbol for electric flux, in physics |
| 44% | CPA | 3 | Worker in finance, for short |
| 44% | DASH | 4 | Symbol for a longer sound in Morse code |
| 43% | THETA | 5 | Symbol for an angle in trigonometry |
| 43% | THETA | 5 | Symbol for an angle in math |
| 43% | SUN | 3 | Symbol for fair weather in a forecast |
| 42% | TMS | 3 | Symbols in superscript, for short |
| 41% | RUNE | 4 | Symbol in the Bluetooth logo, for one |
| 41% | AAPL | 4 | Stock ticker symbol for Apple |
| 40% | ATPAR | 5 | For face value, in the stock market |
| 39% | EDH | 3 | Phonetic alphabet symbol for "th" as in "the" |
| 39% | ROI | 3 | Performance measure in corporate finance, for short |
| 39% | THAN | 4 | Greater ___ (name for the ">" symbol in Math) |
| 39% | LEVI | 4 | Stock ticker symbol for a longtime clothing brand |
| 39% | RINGS | 5 | Symbols in the logos for "The Bachelor" and "The Bachelorette" |
| 39% | EMOJI | 5 | Heart symbol in a text message, for example |
| 38% | EMBLEM | 6 | Yours truly twice getting pound in return for symbol |
| 37% | PEACESIGN | 9 | Symbol created in 1958 as the logo for the Campaign for Nuclear Disarmament |
| 36% | THETA | 5 | Symbol used for potential temperature in meteorology |
| 36% | DISK | 4 | Floppy ___, storage device that's still the symbol for "save" despite not being in popular use |
| 36% | RECEIVER | 8 | Landline telephone part that's still the symbol for "call" despite not being in popular use |