| Two members | Third member | Group |
|---|
| Steve Martin, Martin Short | |
| Germany, Japan | |
| Latvia, Lithuania | |
| Nina, Santa Maria | |
| Clotho, Lachesis | |
| sedimentary, metamorphic | |
| Winston Churchill, Franklin Roosevelt | |
| ectomorph, endomorph | |
| Charlotte, Emily | |
| Alvin, Simon | |
| pitch, roll | |
| Il Purgatorio, Il Paradiso | |
| A Fistful of Dollars, For a Few Dollars More | |
| hammer, anvil | |
| Giant, East of Eden | |
| foil, saber | |
| up-down, top-bottom | |
| Unity of Action, Unity of Time | |
| Cordelia, Goneril | |
| | Two members | Third member | Group |
|---|
| lies, damned lies | |
| Kelly Rowland, Michelle Williams | |
| Krist Novoselic, Dave Grohl | |
| Placido Domingo, Luciano Pavarotti | |
| GM, Ford | |
| Doric, Ionic | |
| acute, right | |
| green circle, blue square | |
| batting average, home runs | |
| Kentucky Derby, Belmont Stakes | |
| Group Captain Lionel Mandrake, President Merkin Muffley | |
| Comino, Gozo | |
| The Pledge, The Turn | |
| Farrah Fawcett, Kate Jackson | |
| Janet Wood, Chrissy Snow | |
| Fran, Ollie | |
| Liberté, Egalité | |
| Prudence, Piper | |
| truth, justice | |
| Olga, Masha | |
|
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