by-blow

/หˆbสŒษชblษ™สŠ/

IPA: /B AY1 B L OW0/

noun
  1. 1

    A blow struck to the side or from the side, as in swordplay; a secondary or incidental strike of any sort.

  2. 2

    An illegitimate child; a child of an unknown or unmarried father.

Synonyms

Source: https://en.wiktionary.org/wiki/by-blow