List: noun (common) (futsuumeishi)

popular  JLPT N4  noun  noun (generic)  abbreviation 

• play, playing, game
• pleasure, amusement, pastime, recreation, diversion
• play (in a mechanism, e.g. a steering wheel)
• flexibility (in a performance, art, etc.), freedom
• flyleaf

popular  JLPT N2  noun  noun (generic)  noun taking the genitive case particle の  adjective (generic) 

• reserve, spare
• preparation, preliminaries

popular  rarely used kanji form  JLPT N3  noun  noun (generic)  noun or participle taking the aux. verb する  transitive verb 

• prevention, protection (against), precaution

popular  JLPT N3  noun  noun (generic) 

• day of the week

popular  JLPT N4  noun  noun (generic) 

• leaf, blade (of grass), (pine) needle

popular  JLPT N3  noun  noun (generic)  computing 

• component, factor, item (e.g. in list)
• element (e.g. in array), member (e.g. data structure)

popular  JLPT N1  noun  noun (generic)  noun or participle taking the aux. verb する  transitive verb 

• demand for, request

popular  JLPT N1  noun  noun (generic)  noun or participle taking the aux. verb する  transitive verb 

• control, restraint, suppression, constraint, curtailment, inhibition, check, curb

popular  noun  noun (generic)  adverb 

• next day

popular  noun  noun (generic) 

• Japanese league, ri, old Japanese unit of distance, approx. 3.927 km or 2.44 miles
• neighbourhood (under the ritsuryō system; orig. of 50 homes)
• unit of area (approx. 654 m by 654 m)