We've found 4 phrases for pertinent (0.131 seconds):

answer back »    To reply impertinently; to talk back.

neither here nor there »    Not important; having no significance or influence on the question at hand; not related; not relevant; not germane; not pertinent.

talk back »    To reply impertinently; to answer in a cheeky manner.

to the point »    Relevant or pertinent; succinct; specific.

BTW, Why won't you become an editor?