What's the adjective for adulterine? Here's the word you're looking for.
Included below are past participle and present participle forms for the
verbs adulter, adulterise and adulterize which may be used as adjectives within certain contexts.
“In any event, the adulterine child could not be reproached with events that were not his fault.”
“His father could not live with them like the other fathers did because he had a family of his own and Viktor was the mere result of an adulterine affair.”