Timeserver(n.) One who adapts his opinions and manners to the times; one who obsequiously compiles with the ruling power; -- now used only in a bad sense.
Timeserving(a.) Obsequiously complying with the spirit of the times, or the humors of those in power.
Timeserving(n.) An obsequious compliance with the spirit of the times, or the humors of those in power, which implies a surrender of one's independence, and sometimes of one's integrity.

Words within timeservers