List: Study

Wordbiology  noun  noun (generic)  noun or participle taking the aux. verb する  intransitive verb 

• mimicry, mimesis, camouflage

Wordpopular  search-only kanji form  noun  noun (generic) 

• speciality, specialty, special subject of study, area of expertise, (one's) field, (one's) major
• sole interest, single focus, concentrating exclusively on, doing exclusively, sticking to

Wordpopular  JLPT N3  noun  noun (generic)  noun taking the genitive case particle の  adjective (generic)  abbreviation 

• city
• Tokyo Metropolitan Assembly

Wordpopular  noun  noun (generic) 

• dirt, filth, stain, blot, spot

Wordpopular  noun  noun (generic) 

• manager, proprietor

Wordpopular  JLPT N2  noun  noun (generic)  noun or participle taking the aux. verb する  transitive verb  computing 

• notice, notification, report, posting
• notification (on a smartphone, PC, etc.)