Seoraksan, Mt. Seorak (the highest mountain in the Taebaek mountain range in the Gangwon Province in eastern South Korea)

to shake; (of a hand or flag) to wave; (of a tail) to wag; (of a baseball bat) to swing; to move something back and forth in a circular motion

a staff, measuring 6 shaku (about 1.8 meters), used in martial arts such as 棒術 (bōjutsu) / (by extension) stick-like or long, cylindrical item: pointer, pole, rod, etc.

assuming the air of, acting like it (when one is not)

swing, wield, flourish, wave, shake

bar, staff, stick, pole, walking stick, cane, stave, strove, rod, wand, (shepherd's) crook. / straight line.

(Internet slang) Used at the end of a phrase to indicate flat or deadpan intonation.

be pedantic

be prudish, put on airs

put on airs