substitution; alternation; alternative; substitute
nausea; sickness in the stomach
thorough; exhaustive; complete
decomposition; putrefaction; putrescence; corruption; degeneracy; decay
where ... is concerned; when it becomes; if it becomes
encounter; being confronted with (e.g. difficulty); meeting with (e.g. accident)
remains; dregs; vestiges; remnant; residue
mutual understanding; agreement of wills
copying; duplication; reproduction; copy
one's last moments; (on) the point of death; (on) one's deathbed
to live (of animals); to inhabit; to nest
but then; although; though; reasonable; natural; just
especially; above all; inter alia; among others
out of necessity; with no other option; perforce; unavoidably; reluctantly; unwillingly
somehow; somewhat; seemingly
to have a long life; to live a long time
to sacrifice oneself; to die a martyr
to attack; to assault; to assail
to get; to secure; to learn; to master; to complete
social; societal; societary
no; nay; well; er; you're welcome; not at all
internment; detainment; detention
to extol; to sing the praises of; to celebrate; to declare; to stipulate; to express
qualifications; requirements; capabilities
to become speechless; to be at a loss for words
stopping functioning; being out of service
to anticipate; to expect; to place confidence in; to put trust in; to find promising; to see good prospects (in)
to be able (in a position) to do; to be up to the task; to be ready; to be completed; to be made; to be built; to be good at
infants; babies and very young children
within; inside of; less than
death; mortality; to die; to pass away