adjective/pɾefeˈɾible/
preferable
Etymology tree
Spanish preferir
Proto-Indo-European *-tḗr
Proto-Indo-European *-dʰlom
Proto-Indo-European *-dʰlis
Proto-Italic *-ðlis
Latin -bilis
Latin -ibilis
Spanish -ible
Spanish preferible
From preferir + -ible.
adverb/pɾefeˈɾible/
preferably
Related: preferiblemente
Etymology tree
Spanish preferir
Proto-Indo-European *-tḗr
Proto-Indo-European *-dʰlom
Proto-Indo-European *-dʰlis
Proto-Italic *-ðlis
Latin -bilis
Latin -ibilis
Spanish -ible
Spanish preferible
From preferir + -ible.