mycobacteriosis

Etymology tree
Pre-Greekder.
Ancient Greek μῠ́κης (mŭ́kēs)
Ancient Greek -ο- (-o-)der.
Latin -o-bor.
English -o-
English myco-
Ancient Greek βακτηρία (baktēría)
Proto-Indo-European *-yósder.
Ancient Greek -ῐος (-ĭos)?
Ancient Greek -ιον (-ion)
Ancient Greek βακτήριον (baktḗrion)bor.
New Latin bactēriumbor.
English bacterium
English mycobacterium
Proto-Indo-European *-tis
Ancient Greek -τις (-tis)
Ancient Greek -σῐς (-sĭs)
Ancient Greek -ωσις (-ōsis)bor.
New Latin -ōsislbor.
English -osis
English mycobacteriosis
From mycobacterium + -osis.