お七夜[oshichiya] name-giving ceremony
七つ[nanatsu] seven
七つの海[nanatsunoumi] the seven seas
七屋[nanatsuya] pawnshop
七回忌[shichikaiki] seventh anniversary of a death

七角形[shichikakkei] heptagon
七曲がり[nanamagari] tortuous or spiral (path)
七月[shichigatsu] July
七賢[shichiken] the Seven Wise Men (of Confucius's Analects)

御化け屋敷[obakeyashiki] haunted house
がっちり屋[gacchiriya] tightwad
ちんどん屋[chindonya] traditional Japanese band of sandwich board advertisers
はにかみ屋[hanikamiya] shy
ステーキ屋[suteekiya] steak house

ダフ屋[dafuya] (ticket) scalper ("dafu" is "fuda" backwards)
パン屋[panya] bakery
レコード屋[rekoodoya] record shop
握り屋[nigiriya] miser
井戸屋形[idoyakata] well roof