Verb pertain has 2 senses
  1. refer, pertain, relate, concern, come to, bear on, touch, touch on - have to do with or be relevant to; "There were lots of questions referring to her talk"; "My remark pertained to your earlier comments"
    Derived forms: noun pertinency1, noun pertinence1
    Sample sentences:
    Something ----s somebody
    Something ----s something
    => Something is ----ing PP
  2. pertain, appertain - be a part or attribute of
    --2 is one way to dwell, consist, lie, belong, lie in
    Sample sentence:
    Something ----s to somebody