容易混淆的字：
- τις, τι; τίς, τί 
	- 
- ἔξω, ἕξω
- ἡ, ἥ, ἤ, ᾗ, ᾖ 
- ἐν, ἕν 
- οἱ, αἱ, οἵ, αἵ 
- Liquid futures 
- ὁ, ὅ, 
- ὄν, ὅν 
- ἀλλά, ἄλλα 
- ἧς, ᾖς, 
- ἦν, ἥν 
- εἰ, εἶ 
- ὦ, ὦ, ᾧ 
- εἰς, εἷς 
- αὐτή, αὕτη 
- ποτέ, πότε 
- αὐταί, αὗται 
- ἄρα, ἆρα 
- οὐ, οὗ