The confix ke- + -an can be also attached to words that already have a prefix, such as ber-, se-.
Word with Prefix ber-
Root: ada [there, is, are, exist) > ber + ada > berada [there, are, exist) ke + berada + an > keberadaan (existence)
Word with Prefix se-
Several adjectives derived with prefix se- can form the base of a ke-..-an nouns.
| Meaning | ||
|---|---|---|
| Root Word 1 | imbang | draw, balance |
| prefix se- | seimbang | balanced |
| confix ke- -an | keseimbangan | balance, equilibrium |
| Root Word 2 | suai | custom |
| prefix se- | sesuai | appropriate, suitable, corresponding |
| confix ke- -an | kesesuaian | suitability, compatibility |
| Root Word 3 | ragam | variety |
| prefix se- | seragam | uniform |
| confix ke- -an | keseragaman | uniformity |