The Spanish word 'gana' meaning 'desire, appetite, or will' has interesting roots that trace back to both Ancient Greek and Gothic sources. The Greek word 'γάνος' (ganos) meant 'joy' or 'delight', while the Gothic word 'ganō' expressed 'desire' or 'eagerness'. These two etymological streams merged to form the modern Spanish word, which retained and combined these concepts of desire and pleasure.

Some common Spanish phrases using 'gana' include 'tener ganas de' (to feel like doing something) and 'de buena gana' (willingly, gladly). The word also appears in 'desgana' (unwillingness) where the prefix 'des-' negates the meaning.

While there aren't direct English cognates from this specific etymology, English speakers might find it helpful to think of words like 'gain' (though this has a different etymology) to remember that 'gana' relates to wanting to obtain or achieve something. The emotional aspect of the Greek root 'ganos' (joy) can help remember that 'gana' often relates to desires and feelings rather than just physical hunger.