To pertain to someone or something is to relate, refer, or have a connection to that person or thing.

// That law pertains only to people who live in this state.

migratory

Someone or something described as gallant is very courageous and brave. Gallant is also sometimes used to mean “large and impressive” (as in “a gallant ship”), or to describe someone who has or shows politeness and respect for women.

// Though they failed to reach the summit, the mountaineering team made a gallant attempt.

 a massive inexorable force that seems to crush, have power over or influence everything in its way

To ruminate is to think carefully and deeply about something.

// We ruminated over the implications of our decision.