"Gallotannic" is a word in ENGLISH

gallotannic ENGLISH
Definition:

Pertaining to the tannin or nutgalls.

Few words of positivity

Keep trying until you have no more chances left.

Aimee Carter, The Goddess Test

WORD SUGGESTIONS
Laugh your heart out.

A student in Belle, West Virginia was suspended for three days for giving a classmate a cough drop. School principal Forest Mann reiterated the school's "zero-tolerance" policy...not to be confused with the "zero-intelligence" policy.

caffetannic ENGLISH

Pertaining to, or derived from, the tannin of coffee.

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hennotannic ENGLISH

Pertaining to, or designating, a brown resinous substance resembling tannin, and extracted from the henna plant; as, hennotannic acid.

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mimotannic ENGLISH

Pertaining to, or designating, a variety of tannin or tannic acid found in Acacia, Mimosa, etc.

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