気化: vaporization / 帰化: naturalization / 幾何: geometry

気化: evaporate, vaporize / 帰化: naturalize, become a naturalized citizen / 機化: mechanize

期間: period of time, term, interval / 機関: machine, organization, facilities / 器官: body organ, instrument / 基幹: nucleus, key / 季刊: a quarterly, a newsletter or magazine that comes out quarterly

明和: a male given name

喜久夫, 喜久男: a male given name

聞き手: audience, interviewer, listener / 利き手: dominant hand

lumberjack

菊科: Asteraceae / 菊花: chrysanthemum flower

咲子: a female given name

空き缶: empty can (container)