asombro, m., surprise, astonishment.
aspecto, m., aspect, appearance.
aspirar, to smell.
astilla, f., splinter, chip.
astrología, f., astrology.
astrólogo, m., astrologer.
asunto, m., affair, matter.
asustarse, to become frightened.
atado, -a, tied.
atención, f., attention; prestar ——, to pay attention.