happier
idlest
longest
best
good
slightest
The poor woman had some _______(happy) days.
Hari is the _____ (idle) boy in the class.
The ______ (long) lane has a twining.
Hunger is the ______ (good) sauce.
I congratulated him on his ______ (good) fortune.
There was not the ______ (slight) excuse for it.
2 answers
All of Sarah's words are correct. However, other forms of these adjectives could be used, depending upon the context and/or your assignment.