when to use worse or worst

[bmood]

Which word is appropriate in this phrase: That is one of the (worse, worst) places in town.

[2006]

[QUOTE=bmood;521675]Which word is appropriate in this phrase:
That is (one of) the worst place(s) in town.

"worse" is used when you are comparing one thing to another thing (or to several other things).
My Spanish is worse than his.
My Spanish is worse than his (and hers).

[QUOTE]
2006