Stories We Like: A Guide to the Comma
before verbs an-, prefix meaning 1. "upward," 2. "back, backward, against," 3. "again, anew," from Greek ana- "up to, toward, exceedingly, back, against," from ana "up, on, upon, throughout, again," cognate with Old English on, from PIE root *ano- "on, upon, above" (see on).
Upward; up: anacrotic.
Backward; back: anaplasia.
Again; anew: anabiosis.