belonging to times long ago

old, often very old

most important

most important, essential

(arriving, starting etc) before the usual or agreed time or before others

in the beginning

not artistic

crude, primitive

inborn; bred for several generations from ancestors closely related

produced by inbreeding

coming first and preparing for what follows

introductory, initial

primeval

ancient

first in rank, importance, extent etc

basic

in the earliest time in the world's history

ancient

of the earliest times; simple; old-fashioned; having undergone little development

ancient, original

existing at or from the beginning

earliest

thorough and complete; favouring complete reform; of the extreme left in opinions and policies

fundamental, basic