List: word usually written using kana alone

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

• mechanism, machinery, contrivance, device
• trick, dodge
• mechanical doll, string puppet

usually written using kana alone  expression 

• just because, even if, even though

usually written using kana alone  noun  noun (generic) 

• rattlesnake

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

• empty, hollow, bare, vacant, deserted
• main hall of a temple (often vast and empty)

popular  ateji  rarely used kanji form  JLPT N4  usually written using kana alone  onomatopoeic or mimetic word  adverb  archaic 

• surely, undoubtedly, almost certainly, most likely (e.g. 90 percent)
• sternly, severely
• having no slack, rigid, stiff, tight
• suddenly, abruptly, instantly

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

• notches, serration, indentation, jaggies (stair-step artifacts in computer images)
• notched, serrated, jagged, corrugated, milled

popular  rarely used kana form  rarely used kanji form  JLPT N2  usually written using kana alone  noun  noun (generic)  noun or participle taking the aux. verb する  intransitive verb  idiomatic expression  expression 

• sneeze, sneezing
• spoken twice in response to someone sneezing as a charm against an early death

popular  rarely used kanji form  search-only kanji form  JLPT N1  usually written using kana alone  い adjective  adjective (generic) 

• ticklish
• embarrassing

popular  rarely used kanji form  search-only kanji form  usually written using kana alone  godan verb  godan verb (archaic)  verb (generic)  transitive verb 

• to tickle
• to tickle (one's curiosity, vanity, etc.), to arouse, to appeal to, to flatter
• to make (someone) laugh, to amuse, to entertain

popular  ateji  JLPT N2  usually written using kana alone  Ichidan verb  verb (generic)  intransitive verb  auxiliary verb 

• to get tired, to become exhausted, to grow weary
• to become worn out, to become battered (from long use)
• to get tired of (doing), to get fed up with