The only site I could find with audio files pronouncing Latin
numbers is at:
http://www.archive.org/details/LatinPracticeOrdinals
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The spelling "February" comes from the Latin word "Februarius," which originally had an "r" between the "e" and "u." Over time, the pronunciation evolved but the spelling remained.
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Avita (avitha) means life. origin in latin.
If you are going on purely pronunciation for spelling "avita" is
the pronunciation for the Spanish word "habita," which means to
habitate or live in.
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Latin is a dead language so, technically, there is no Latin
pronunciation.