Illegitimate

avioton

(born to unmarried parents)

epäkelpo

(not conforming to known principles, or established or accepted rules or standards)

epälooginen

(illogical)

epäpätevä

(not conforming to known principles, or established or accepted rules or standards)

epäpätevä

(illogical)

kelvoton

(not conforming to known principles, or established or accepted rules or standards)

lainvastainen

(against the law)

laiton

(not conforming to known principles, or established or accepted rules or standards)

laiton

(against the law)

säännönvastainen

(not conforming to known principles, or established or accepted rules or standards)

väärä

(illogical)

väärä

(not genuine; not authorized by good usage)

lehtolapsi

(person born to unmarried parents)