[nara (P); naraba (P)] (aux) (1) (hypothetical form of the copula だ, from なり and sometimes classed as a particle) if; in case; if it is the case that; if it is true that; (2) (なら only) as for; on the topic of; (conj) (3) (col) (abbr) (See それなら) if that's the case; if so; that being the case; (4) (ならば only) if possible; if circumstances allow; (P) #141
[じょうげ, jouge] (n, vs) (1) top and bottom; up and down; high and low; above and below; upper and lower ends; (n) (2) (しょうか only) upper and lower classes; ruler and ruled; the government and the people #4754
[じょうげ, jouge] (n) (1) top and bottom; high and low; above and below; upper and lower ends; up and down; (n, vs) (2) going up and down; rising and falling; fluctuating; (3) going and coming back; (n) (4) upper and lower classes; ruler and ruled; the government and the people; (5) first and second volumes; (P) #4754
[じょうりゅう, jouryuu] (n) (1) upper stream; upper course; upper reaches; (adj-no) (2) upstream; (n, adj-no) (3) upper classes; (P) #6295
[かりゅう, karyuu] (n) (1) downstream; lower reaches of a river; (2) lower classes; (P) #7910
[じょうそう, jousou] (n) upper stratum (classes, stories, storeys); (P) #12668
[かそう, kasou] (n, adj-no) lower strata (classes) #17316
[adoresukurasu] (n) { comp } address classes
[いちだんどうし, ichidandoushi] (n) (See 五段動詞, 食べる・1) ichidan verb (one of the two main conjugation classes of verbs in modern Japanese, usually ending in -eru or -iru); type II verb
[したじた;しもじも, shitajita ; shimojimo] (n) the lower classes; the common people