Literary or old-fashioned adverb emphasizing degree; often used in classical or formal contexts. Modern equivalents include それほど or あれほど.
Even such a hero could not overcome old age.
The festival, which was so lively, is now quiet.
Rare kanji spelling; learners should use the kana form.
Derived from classical Japanese; the exact historical derivation is uncertain, but it combines the demonstrative element さ (that) with the emphatic particle しも.