Synonyms for illinium
- noun
Most common
Popularity over time
| Word | 1850 → 2019 | Trend |
|---|---|---|
| illinium | falling | |
| promethium | falling |
Use in printed books, per decade from 1850 to 2019.
By length
- 10 letters
- promethium4
The small number after each word is its number of syllables (promethium4 = 4 syllables).