Regarding or concerning.
Of an appropriate or pertinent nature.
by the way, incidental
To the purpose; appropriately.
By the way.
Timely; at a good time.
In relation to (someone or something).
For the purpose of attaining (an aim).
In the direction of.
Located close to; near (a time or place).
Yielding, pliant; docile; ready or apt to learn; not froward.