To persist in or stay constant to an objective, idea, or task when confronted with obstacles or frustration.
To persist in almost any company or enterprise done; to follow steadily any project or program begun; to keep up an objective despite countertop impacts, resistance, or discouragement; never to give or abandon what is undertaken.
To continue in such a thing you've got undertaken; go after steadily and design or training course commenced; stay away from giving over or abandoning something undertaken; be continual, steadfast, or unflinching.
Synonyms to help keep in, hold on, stick to (one's work). See assiduity.
to carry on; trigger to abide or stay steadfast or unchanged.