adjective/i.nɛs.ti.mabl/
priceless, invaluable; inestimable
Etymology tree Middle French in- Old Latin aestumō Latin aestimōlbor. Old French estimer Middle French estimer Proto-Indo-European *-tḗr Proto-Indo-European *-dʰlom Proto-Indo-European *-dʰlis Proto-Italic *-ðlis Latin -bilis Latin -ābilis Old French -able Middle French -able Middle French estimable Middle French inestimable French inestimable Inherited from Middle French inestimable, from in- + estimable. Equivalent to in- + estimer + -able.