List: word usually written using kana alone

usually written using kana alone  medicine  noun  noun (generic) 

• koi herpes virus, KHV

usually written using kana alone  noun  noun (generic) 

• true cinnamon tree (Cinnamomum verum), Ceylon cinnamon tree

usually written using kana alone  noun  noun (generic) 

• Japanese cinnamon (Cinnamomum japonicum)

vulgar expression or word  slang  usually written using kana alone  noun  noun (generic) 

• anus, asshole, arsehole

irregular okurigana  usually written using kana alone  suffix 

• relying entirely on ..., using solely ...
• with the sole purpose of ...
• based on (mutual consent, etc.)

usually written using kana alone  noun  noun (generic) 

• bum, slacker, good-for-nothing, loser

usually written using kana alone  suru verb  verb (generic)  intransitive verb 

• to close in on (30 years of age, etc.), to approach, to get close to

usually written using kana alone  noun  noun (generic) 

• Asclepios shiranui (species of pond skater)

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

• (game of) whack-a-mole, whac-a-mole

usually written using kana alone  noun  noun (generic)  な adjective  adjective (generic) 

• jumble, hodgepodge, mishmash, disorderly mixture