noun:

• character (i.e. kanji)
• hand-writing; penmanship
• the ... word (i.e. "the L word" = "love") - as 〜の字 ➜ ほの字

noun:

• wife (esp. one's own wife)
• court lady; female court attache; woman who served at the imperial palace ［にょうぼう・にゅうぼう］
• woman (esp. as a love interest) ［にょうぼう・にゅうぼう］ - archaism

noun / ~する noun:

• playing with fire
• playing with something dangerous
• playing around (love); flirting; having an affair

noun:

• yin, yang, wind, rain, darkness, light
• cold, heat, dryness, dampness, wind, fire
• six emotions (joy, anger, sorrow, pleasure, love, hate)

noun / ~の noun:

• rule; regulation
• settlement; conclusion; end; agreement; arrangement
• habit; custom; habitual way ➜ 御決まり
• countenance in front of another person; face - usu. as 決まりが悪い, etc. ➜ 決まりが悪い
• love relationship between a customer and a prostitute - archaism

adjective:

• deep (colour); dark
• strong (flavour, smell, etc.)
• thick (consistency); dense
• strong (possibility, etc.)
• thick (i.e. "as thick as thieves"); close; deep (love, etc.)