| 1 | English | ideation | The conceptualization of a mental image; The... |
| 2 | English | ideate | To apprehend in thought so as to fix and hold in... |
| 3 | English | -ate | having the specified thing; characterized by the... |
| 4 | English | -cy | Used to form nouns of state, condition or quality... |
| 5 | Anglo-Norman | -cie | — |
| 6 | Latin | -tia | office, rank |
| 7 | Latin | -ia | Used to form a feminine abstract noun, usually... |
| 8 | Latin | -ius | forming adjectives from nouns; nominative neuter... |
| 9 | Proto-Italic | -jōs | Forms comparative adjectives |
| 10 | Proto-Indo-European | -yós | Creates adjectives from noun or verb stems |