Here are some words translated from an artificial language. relftaga means carefree otaga means careful fertaga means careless Which word could mean “aftercare”?

taga = care; relf = free, o = ful, fer = less. The artificial language puts the modifier before taga (carefree = relf + taga), i.e. it reverses the English order. In 'aftercare' care comes last in English, so in the artificial language taga comes first, followed by the word for 'after': tagazen.