From the following list of words, identify all nouns.
chimpanzee, climb, ancient, fantastic
The nouns in the given list are "chimpanzee" and "ancient".
Complete the following task based on the instruction and optional input provided.### Instruction:
From the following list of words, identify all nouns.

### Input:
chimpanzee, climb, ancient, fantastic

### Output:
The nouns in the given list are "chimpanzee" and "ancient".