Appearance
M013
Andar — irregular preterite (to walk)
M014
Asir — irregular yo: asgo (to seize / grasp)
M019
Caber — irregular yo + preterite (to fit)
M020
Caer — irregular yo (caigo) + spelling (to fall)
M027
Dar — monosyllabic irregular (to give)
M028
Decir — highly irregular (to say / tell)
M040
Erguir — suppletive stem alternation (to raise / erect)
M003
Estar — to be (state/location)
M044
Hacer — highly irregular (to make / do)
M046
Ir — to go (suppletive)
M051
Oír — irregular + spelling (to hear)
M057
Placer — archaic irregular forms (to please)
M060
Poner — yo pongo + irregular (to put / place)
M061
Predecir — like decir (partial) (to predict)
M062
Producir — c→zc + irregular preterite (to produce)
M059
Pudrir — dual infinitive (to rot)
M065
Raer — like caer/roer (to scrape)
M067
Reír — e→í + spelling (to laugh)
M070
Roer — multiple yo forms (to gnaw)
M071
Saber — irregular yo + future (to know facts)
M073
Salir — yo salgo + future (to leave / go out)
M074
Satisfacer — like hacer (to satisfy)
M002
Ser — to be (permanent)
M079
Traer — yo traigo + spelling (to bring)
M081
Valer — yo valgo + future (to be worth)
M083
Ver — shortened stem (to see)
M089
Passive voice (ser + participle)
M085
Yacer — multiple yo forms (to lie in position)