technically

As a noun not

is grain (collective name for a variety of crops including rice, wheat and corn) .

As an adverb Technically is

based on precise facts.

As a noun taxonomy

is the science or the technique used to make a classification.

As an adverb technically is

based on precise facts.

As an adverb technically

is based on precise facts.

As a noun poo is

(countable|colloquial|often|childish) excrement; faecal matter.

As a verb poo is

(colloquial|often|childish) to defecate.

As an interjection poo is

(colloquial|euphemistic) expression of displeasure or failure; shit!.

As adverbs the difference between substantially and technically

is that substantially is in a strong substantial manner; considerably while technically is based on precise facts.