The best hope has been that friends and family would talk, a hope partly realized in this discreet but perceptive memoir by his illegitimate daughter. . . . Little Mary was a by-blow and an inconvenience.
an illegitimate child; a child of an unknown or unmarried father
Silbentrennung
an il·le·gi·ti·mate child; a child of an un·known or un·mar·ried Fa·ther