self-collected

[ self-kuh-lek-tid, self- ]
/ ˈsɛlf kəˈlɛk tɪd, ˌsɛlf- /
|

adjective

having or showing self-control; composed; self-possessed.

Origin of self-collected

First recorded in 1705–15
Related formsself-col·lect·ed·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for self-collected