List: word usually written using kana alone

irregular okurigana  usually written using kana alone  noun  noun (generic) 

• cat's cradle

rarely used kanji form  usually written using kana alone  noun  noun (generic)  prefix 

• remaining bony parts (of a fish after filleting)
• flaw (esp. of a person), fault, defect
• rice chaff
• rough
• crude, raw, natural, wild

rarely used kanji form  usually written using kana alone  noun  noun (generic) 

• common raccoon (Procyon lotor)

popular  rarely used kanji form  search-only kanji form  JLPT N3  usually written using kana alone  pre-noun adjectival  adjective (generic) 

• all, every

popular  search-only kanji form  JLPT N3  usually written using kana alone  interjection 

• thank you, thanks

usually written using kana alone  adverb 

• not long after, before long

rarely used kanji form  JLPT N1  usually written using kana alone  adverb  noun  noun (generic) 

• unwillingly, reluctantly, grudgingly
• shaking one's head in refusal (like a child)

usually written using kana alone  adverb 

• reluctantly

popular  rarely used kanji form  search-only kanji form  JLPT N2  usually written using kana alone  adverb 

• more and more, all the more, increasingly
• at last, finally, beyond doubt
• (at the) last moment, worst possible time

usually written using kana alone  たる adjective  adjective (generic)  adverb taking the と particle 

• gloomy, melancholy, pessimistic