Alternative form of taste of one's own medicine

simple past tense and past participle of keep one's own counsel

Third-person singular simple present indicative form of keep one's own counsel

present participle of keep one's own counsel

Third-person singular simple present indicative form of be one's own worst enemy

simple past tense of be one's own worst enemy

To act according to one's own desires, beliefs, etc. without anyone else's interference.

(idiomatic, derogatory) In a self-important and domineering manner; self-importantly, arrogantly.

Alternative form of tell its own tale.

(computing, slang) To use products or services one is selling internally, in order to understand their limitations.