As nouns the difference between tannin and tannia
is that tannin is tannic acid or any of its derivatives while tannia is new cocoyam.
tannin
Noun
(
en noun)
(chemistry) Tannic acid or any of its derivatives.
Synonyms
* when used as a food colouring
tannia
English
Noun
(rare) new cocoyam
See also
* tannier