List: word usually written using kana alone

gairaigo  Central Khmer origin  gikun or jukujikun  usually written using kana alone  noun  noun (generic) 

• (tobacco) pipe with metal tipped stem, kiseru
• cheating on train fare by buying tickets covering only the first and last portions of the journey

search-only kanji form  usually written using kana alone  な adjective  adjective (generic) 

• glamorous, charming, fascinatingly elegant, lovely, gorgeous, beguiling, bewitching

gikun or jukujikun  usually written using kana alone  noun  noun (generic) 

• mandarin duck (Aix galericulata)

usually written using kana alone  い adjective  adjective (generic)  colloquial 

• salty
• calculating, stingy
• scowling, grimacing, frowning
• hoarse
• inferior, poor, boring, dull

rarely used kanji form  search-only kanji form  JLPT N1  usually written using kana alone  expression 

• at (a time or place), in, on
• in (a situation, matter, etc.), on (a point), when it comes to, regarding, with respect to, in (terms of), as to, as for
• on the part of, under the authority of, in the name of

rarely used kanji form  usually written using kana alone  expression 

• in, at, for

usually written using kana alone  godan verb  godan verb (archaic)  verb (generic)  transitive verb 

• to parry, to sidestep, to dodge

usually written using kana alone  adverb 

• in general, on the whole, for the most part, by and large, almost all

usually written using kana alone  noun  noun (generic)  abbreviation  noun taking the genitive case particle の  adjective (generic)  noun (prefix) 

• Japanese bush warbler (Horornis diphone), Japanese nightingale
• greenish brown
• beautiful voice, woman with a beautiful voice

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

• common gull (Larus canus)
• gull (Laridae spp.), seagull