different between porkish vs orkish

English

pork +? -ish

porkish (comparative more porkish, superlative most porkish)

Resembling or characteristic of pork.
(colloquial) Plump.
(informal) Selfish.
(US, politics, informal) Relating to pork barrel funding.
- 2002, Newsweek (volume 40)
  Congressional leaders are frank about using their clout for porkish purposes, and DeLay is no exception.

Variant of orcish. Popularized by J. R. R. Tolkien in The Lord of the Rings.

orkish (comparative more orkish, superlative most orkish)

(fantasy) Of, pertaining to, or sharing similarities with an orc.
He grimaced in an orkish manner.

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