Following are all the progenitor like words, in the list below.
PRIMOGENITOR
100% like progenitor
ANCESTOR
66.72% like progenitor
STEM
66.72% like progenitor
ANCESTRY
66.72% like progenitor
ANCESTRAL
66.72% like progenitor
STRAIN
66.72% like progenitor
PARENT
66.72% like progenitor
SIRE
66.65% like progenitor
OLD-TIMER
66.56% like progenitor
PREDECESSOR
66.46% like progenitor
PRECURSOR
66.35% like progenitor
FORERUNNER
66.22% like progenitor
ISOLATES
33.45% like progenitor
STRAINS
33.45% like progenitor
LINEAGE
33.45% like progenitor
PROGENY
33.45% like progenitor
DESCENDENT
33.45% like progenitor
DESCENDANT
33.45% like progenitor
FOREFATHER
33.45% like progenitor
EMBRYONIC
33.45% like progenitor
FOREBEAR
33.45% like progenitor
INHERITOR
33.45% like progenitor
OFFSPRING
33.45% like progenitor
BIPOTENTIAL
33.45% like progenitor
OFFSHOOT
33.45% like progenitor
OFFSHOOTS
33.45% like progenitor
MEGAKARYOCYTE
33.45% like progenitor
DESCENDANTS
33.45% like progenitor
HYPOBLAST
33.45% like progenitor
DESCENDENTS
33.45% like progenitor
PRIMORDIAL
33.45% like progenitor
PROGENITIVE
33.45% like progenitor
MULTILINEAGE
33.45% like progenitor
LINEAGES
33.45% like progenitor
MESODERMAL
33.45% like progenitor
HEMATOPOIETIC
33.45% like progenitor
PROCREATOR
33.45% like progenitor
OSTEOPROGENITOR
33.45% like progenitor
DESCENDANCE
33.45% like progenitor
HAEMATOPOIETIC
33.45% like progenitor
ENDODERMAL
33.45% like progenitor
NEUROECTODERMAL
33.45% like progenitor
HEMANGIOBLAST
33.45% like progenitor
SPERMATOGONIAL
33.45% like progenitor
MICROMERE
33.45% like progenitor
HEMOPOIETIC
33.45% like progenitor
DERIVATION
33.45% like progenitor
MULTIPOTENT
33.45% like progenitor
NEUROBLAST
33.45% like progenitor
CHORDATE
33.45% like progenitor
MEGAKARYOCYTIC
33.45% like progenitor
PRECURSORS
33.45% like progenitor
MULTIPOTENTIAL
33.45% like progenitor
CLONOGENIC
33.45% like progenitor
POSTMITOTIC
33.45% like progenitor
CLONE
33.45% like progenitor
BEGETTER
33.45% like progenitor
EMBRYONICALLY
33.45% like progenitor
GENITORS
33.45% like progenitor
NAMESAKE
33.45% like progenitor
LINAGE
33.45% like progenitor
SUCCESSOR
33.45% like progenitor
BILATERIAN
33.45% like progenitor
ORIGINATOR
33.45% like progenitor
PROGENIES
33.45% like progenitor
HEMATOPOETIC
33.45% like progenitor
PROTOPLASMIC
33.45% like progenitor
MESENDODERM
33.45% like progenitor
EPIBLAST
33.45% like progenitor
PREDATING
33.45% like progenitor
AMNIOTE
33.45% like progenitor
CODIFIER
33.45% like progenitor
MELANOBLAST
33.45% like progenitor
MAMMALIAN
33.45% like progenitor
INCARNATION
33.45% like progenitor
FORERUNNERS
33.45% like progenitor
PUTATIVE
33.45% like progenitor
ANCESTRESS
33.45% like progenitor
BLOODLINE
33.45% like progenitor
MONOCYTIC
33.45% like progenitor
MYELOID
33.45% like progenitor
BURGEONING
33.45% like progenitor
EMBRYO
33.45% like progenitor
ERYTHROID
33.45% like progenitor
UNIPOTENT
33.45% like progenitor
LYMPHOBLAST
33.45% like progenitor
TRANSDIFFERENTIATE
33.45% like progenitor
MATRILINEAR
33.45% like progenitor
PATRILINEAR
33.45% like progenitor
BIOGENETIC
33.45% like progenitor
PERPETUATOR
33.45% like progenitor
ANTEDATING
33.45% like progenitor
HAEMOPOIETIC
33.45% like progenitor
VERTEBRATE
33.45% like progenitor
ENDOWER
33.45% like progenitor
NEUROECTODERM
33.45% like progenitor
TELENCEPHALIC
33.45% like progenitor
FIBROBLASTOID
33.45% like progenitor
FIBROBLAST
33.45% like progenitor
EMERGENCE
33.45% like progenitor