カ Katakana "Ka" or The "Chikara" radical - power
ナ Katakana "Na"
ニ Katakana "Ni" or NI, futa(tsu), futa - two
ノ Katakana "No" or The "No" radical - diagonal sweeping stroke
ロ Katakana "Ro" or KOU, kuchi - mouth
Arrange them like this:
ノ
ロナ
ノナ
ナナ
ロナ
ニカ
卑 HI, iya(shimeru), iya(shimu), iya(shii) - despise, humble, lowly. vulgar
勤 KIN, GON, tsuto(meru) - work, be employed, be fit for