Betty is _________(old) than Sara.
older
The man is _________(tall) than the boy.
taller
Kate is _________(happy) than Sara.
happier
Rodrigo is _________(strong) than Lucas.
stronger
Cathy is _________(fast) than Louis.
faster
Antonio is _________(dirty) than Karla.
dirtier
Mike is _________(angry) than Cathy.
angrier
Mary is _________(short) than Lucía.
shorter
The baby is _________(young) than the boy.
younger