simple past tense and past participle of unchange

Inflexible and unwilling to negotiate or make concessions. / Principled.

Not inclined toward either side in a matter under dispute. / Not bound or pledged to a cause, party etc. / (computing, of an update to a database etc.) Not yet written to disk and logged.

Indifferent and having no interest; aloof. / Not anxious, apprehensive, or worried. / Having no involvement.

Ambiguous; liable to more than one interpretation. / Not clearly or explicitly defined. / Not easy to see or read; indecipherable or unreadable. / Not having a clear idea; uncertain.

(transitive, rare) To undo the process of clearing.

remaining constantly unchanged

present participle of unchange

Unrestrained, not held back. / Not examined for accuracy, efficiency, etc. / (chiefly computing) Of a check box: not checked (ticked or enabled).

simple past tense and past participle of uncheck.