hear oneself think, can't

Be unable to concentrate because there is too much noise. For example, There was so much noise from the jackhammers we couldn't hear ourselves think. [Early 1900s]

Common Names:

Name	Pronounced	Usage
Keenan	-	Irish
Hathor	HAHTH-awr (English)	Egyptian Mythology (Hellenized)
Kasey	KAY-see	English
Ianuarius	-	Ancient Roman
Eufrozina	-	Hungarian (Rare)
Archer	-	English