List: word usually written using kana alone

rarely used kanji form  usually written using kana alone  adverb  adverb taking the と particle  noun or participle taking the aux. verb する  verb (generic)  noun (generic)  noun taking the genitive case particle の  adjective (generic) 

• snugly, cosily, warmly, comfortably
• carefree, easily, safely, without hardship
• freshly made and still warm
• imprudently, shamelessly

rarely used kanji form  usually written using kana alone  noun  noun (generic)  noun or participle taking the aux. verb する  transitive verb 

• embezzlement, misappropriation, pocketing, stealing
• covering up wrongdoings and feigning ignorance

JLPT N1  usually written using kana alone  Ichidan verb  verb (generic)  intransitive verb 

• to get twisted, to get crooked, to get warped
• to become twisted (of a mind, relationship, etc.), to become warped, to become perverse, to become contrary
• to become troubled, to become complicated, to become strained

popular  rarely used kanji form  usually written using kana alone  onomatopoeic or mimetic word  adverb  noun or participle taking the aux. verb する  verb (generic)  noun (generic)  noun 

• sticky, gluey, gummy, glutinous, viscous, gooey, greasy
• stickiness, something sticky

irregular kanji usage  search-only kanji form  usually written using kana alone  expression  adverb  noun taking the genitive case particle の  adjective (generic) 

• win or lose, sink or swim, make or break, all or nothing

search-only kanji form  rarely used kanji form  usually written using kana alone  い adjective  adjective (generic) 

• quick, rapid, swift, satisfactory

popular  rarely used kanji form  irregular okurigana  JLPT N1  usually written using kana alone  godan verb  godan verb (archaic)  verb (generic)  intransitive verb 

• to fit, to get into, to go into, to be fitted with (e.g. door with a window)
• to be fit for (a job, etc.), to be suited for, to satisfy (conditions)
• to fall into, to plunge into, to get stuck, to get caught
• to be deceived, to be taken in, to fall into a trap
• to get addicted to, to get deep into, to become crazy about, to become stuck on

usually written using kana alone  noun  noun (generic) 

• hedgehog (any mammal of family Erinaceidae)

obsolete kanji  search-only kanji form  usually written using kana alone  adverb  adverb taking the と particle 

• from afar, over a great distance, all the way

usually written using kana alone  noun  noun (generic) 

• bundle, pack, bunch