The Swedish term "oäkta, olaglig" matches the English term "illegitimate"

other swedish words that include "oäkta" : english :
oäkta fictitious
oaktat notwithstanding
oäkta, usel shoddy
oäkta spurious
other swedish words that include "olaglig" : english :
olaglig illegal
olaglighet illegality
obekväm, oläglig inconvenient
olaglig unlawful
oläglig untimely