The clue "So-so" can often suggest a range of meanings, particularly relating to something that is average or mediocre. In crossword puzzles, common answers for such clues might relate to terms indicating something that is neither good nor bad.
1. **Possible Answers**:
- **MEDIOCRE** (not a potential answer due to length, but suggests the meaning)
- A common 4-letter answer could be **ADAY** (slang for "just okay").
- A simpler term could be **OKAY** (4 letters).
2. **Letter Patterns**: If you have letters filled in already, consider what fits the pattern. For example, if the clue were part of a longer phrase, you could look for synonyms that match the letter count and known letters.
3. **Crossword Knowledge**:
- Understanding synonyms is crucial. "So-so" can mean inadequate, indifferent, or mild.
- Familiarity with crossword conventions is also vital. If letters "o", "k", and a blank space can be explored, the abbreviation "OK" is often a good fit.
4. **Tips for Moving Forward**:
- Focus on the context of surrounding clues. Sometimes, the intersecting words can provide hints to letters that help confirm your thought process.
- If you are unsure, sometimes it's better to fill in the most probable answer with a pencil or just leave a space until you figure out the crossing words.
Given this analysis, I would deduce that the answer is likely **OKAY** if it fits your crossword, especially for a 4-letter box. Always look at the larger puzzle for confirmation!