自是

zìshì
  1. (literary) from this point on; from then on
  2. (literary) naturally; of course
  3. (literary) self-important; conceited; self-righteous
  4. from this point on; from then on
  5. naturally; of course
  6. self-important; conceited; self-righteous

Wiktionary

Entry Composition

1 自 zì
  1. (bound form) self; oneself
  2. from; since
  3. naturally; as a matter of course
=2 是 shì
  1. to be (followed by substantives only)
  2. correct; right; true
  3. (respectful acknowledgement of a command) very well
  4. (adverb for emphatic assertion)
=2 是 shì variant of 是 shì