Fatherless
Part of speech: adjective
Definition: Without a living father.
Example sentence: Therefore I do pray and entreat you in the name of Jesus Christ to do so much as to make my being here in Japan known to my poor wife, in a manner a widow and my two children fatherless; which thing only is my greatest grief of heart and conscience.
Illegitimate
Part of speech: adjective
Definition: Illegal; against the law.Born to unmarried parents.Illogical; incorrectly deduced.
Example sentence: I refuse to admit that I am more than fifty-two, even if that does make my sons illegitimate.