Following are all the atavist like words, in the list below.
THROWBACK
100% like atavist
ATAVISM
33.51% like atavist
VESTIGIALITY
33.51% like atavist
AUTOCHTHONY
33.51% like atavist
ABERRATION
33.51% like atavist
ORPHANSHIP
33.51% like atavist
ABEARANCE
33.51% like atavist
NONPENETRANCE
33.51% like atavist
PERIPATRY
33.51% like atavist
ATRICHIA
33.51% like atavist
ANCESTRALITY
33.51% like atavist
HEREDITARINESS
33.51% like atavist
PAEDOMORPHY
33.51% like atavist
ORPHANCY
33.51% like atavist
BIODISTINCTIVENESS
33.51% like atavist
ABORIGINALITY
33.51% like atavist
AUNTHOOD
33.51% like atavist
UNORIGINATEDNESS
33.51% like atavist
AUTOCHTHONOUSNESS
33.51% like atavist
ANOMALISM
33.51% like atavist
ORIGINLESSNESS
33.51% like atavist
ANOMALY
33.51% like atavist
BIRTHLESSNESS
33.51% like atavist
HISTORYLESSNESS
33.51% like atavist
STREAK
33.51% like atavist
REPEATLESSNESS
33.51% like atavist
DEPARTEDNESS
33.51% like atavist
PASTLESSNESS
33.51% like atavist
OBSOLETENESS
33.51% like atavist
ABSENTMENT
33.51% like atavist
ABORIGINALNESS
33.51% like atavist
GENETIC LOTTERY
33.51% like atavist
THYMINELESSNESS
33.51% like atavist
INEXTIRPABLENESS
33.51% like atavist
HEIRLESSNESS
33.51% like atavist
HYBRID VIGOR
33.51% like atavist
POLYMORPHY
33.51% like atavist
NONDOMINANCE
33.51% like atavist
IDIOSYNCRASY
33.51% like atavist
UNORIGINATENESS
33.51% like atavist
ANCESTORSHIP
33.51% like atavist
ACHROMOTRICHIA
33.51% like atavist
SURVIVANCE
33.51% like atavist
GERMLESSNESS
33.51% like atavist
ERRANTNESS
33.51% like atavist
EXTINCTNESS
33.51% like atavist
ABSENCE
33.51% like atavist
CONGENITALNESS
33.51% like atavist
NONINHERITANCE
33.51% like atavist
CREATIONLESSNESS
33.51% like atavist
GENISM
33.51% like atavist
ABSENTATION
33.51% like atavist
HEREDITATION
33.51% like atavist
RACE
33.51% like atavist
ATYPICALITY
33.51% like atavist
SPORADICITY
33.51% like atavist
ABERRANCY
33.51% like atavist
FUGITIVENESS
33.51% like atavist
VARIATION
33.51% like atavist
ABERRANCE
33.51% like atavist
NATURAL PARTS
33.51% like atavist
ANCESTORHOOD
33.51% like atavist
ANOMALOUSNESS
33.51% like atavist
RECESSIVENESS
33.51% like atavist
SPECIALTY
33.51% like atavist
ABHORRENCY
33.51% like atavist
UNWONTEDNESS
33.51% like atavist
ANORMALITY
33.51% like atavist
ABSENTNESS
33.51% like atavist
MISSINGNESS
33.51% like atavist
APATHOGENICITY
33.51% like atavist
INDISTINCTIVENESS
33.51% like atavist
DISEASELESSNESS
33.51% like atavist
NICHELESSNESS
33.51% like atavist
ABNORMALITY
33.51% like atavist
PARAPATRY
33.51% like atavist
GRANDPATERNITY
33.51% like atavist
ABEYANCY
33.51% like atavist
GERMINALITY
33.51% like atavist
TREENESS
33.51% like atavist
QUIRK
33.51% like atavist
FERALNESS
33.51% like atavist
NONHERITABILITY
33.51% like atavist
CHARACTERISM
33.51% like atavist
DESTINYLESSNESS
33.51% like atavist
TENTATIVENESS
33.51% like atavist
STRIPELESSNESS
33.51% like atavist
AMORPHISM
33.51% like atavist
UNLIKENESS
33.51% like atavist
SUCCESSIONLESSNESS
33.51% like atavist
UPBRINGING
33.51% like atavist
DESCENDENCY
33.51% like atavist
DESCENDANCE
33.51% like atavist
INNATENESS
33.51% like atavist
UNINHERITABILITY
33.51% like atavist
AFFECTATION
33.51% like atavist
APPEARANCE
33.51% like atavist
ANCESTRY
33.51% like atavist
FLIGHTLESSNESS
33.51% like atavist
VAGRANTISM
33.51% like atavist