ける
uchitokeru

Ichidan Verb

1. to open up (to someone); to become unreserved; to lower one's guard; to become friendly (with); to feel at ease; to take a relaxed attitude (to)

Intransitive
当時 とうじ、とにかくケンブリッジでは、研究 けんきゅう しょ生活 せいかつはかなり けたものだった。
tōji tonikaku kemburijjidewa kenkyūjosēkatsuwa kanari uchitoketa monodatta.
In those days, or at any rate in Cambridge, laboratory life was rather informal.
Other forms: