PIE base ‘to breathe’.
Other derivatives include animal, equanimity, magnanimous, pusillanimous, and anemone in English, aniti in Sanskrit, and anda ‘breath, spirit’ and ande ‘spirit, soul’ in Swedish.
See Spirit for summary of other words that relate Life to breath.
[Pokorny *an(ǝ)-3 , pp. 38–39.]