As nouns the difference between illinium and illicium
is that illinium is (obsolete) (a rejected name for) promethium while illicium is (ichthyology) the modified dorsal fin on the head of anglerfish, acting as a lure.
illinium
English
Noun
(-)
(obsolete) (A rejected name for) promethium.
illicium
English
Noun
(illicia)
(ichthyology) The modified dorsal fin on the head of anglerfish, acting as a lure.
Synonyms
* esca