passage of time / progression of something over time / progress, advancement to another stage or place

for time to pass / to progress over time / to progress to another stage

a circular shape

mountain stream

the form or shape of a character that concerns only minor differences, such as how certain strokes or stroke combinations are drawn, reflecting calligraphic or regional differences; compare 字体 (jitai)

strangeness; strange thing

strange

poultry farming, chicken raising

(linguistic morphology) morphology

surrounding area of the imperial palace / surrounding area of Kyoto