九月, 9月: September

木: tree; Thursday; wood grain / 目: an order in biology; a playing piece in a board game, a stone in the game of go; a point in the game of go

木: tree; wood / 目: eye; key, point; title, heading / 黙: silence

(slang) cigarette

軸: axis, spoke / 字句: (literally) characters and phrases; terms; winding expression / 舳: bow / 磁区: (physics) magnetic domain

茎: stalk

苦心: pain, trouble, anxiety, diligence, hard work

苦心: struggle to do

時空: time-space

The hiragana syllable く (ku). Its equivalent in katakana is ク (ku). It is the eighth syllable in the gojūon order; its position is か行う段 (ka-gyō u-dan, “row ka, section u”).