lost in thought

not aware of what is happening around you because you are thinking about something else I didn't answer right away because I was lost in thought.

Concentrating on or pondering over something. For example, Gwen didn't hear a word you said; she was lost in thought.

Name	Pronounced	Usage
Chester	CHES-tər	English
Haylee	HAY-lee	English (Modern)
Liss	-	Norwegian
SØLvi	-	Norwegian
Conley	-	Irish
Zaharina	-	Bulgarian, Macedonian