auxiliary:

• if; in case; if it is the case that; if it is true that - hypothetical form of the copula だ, from なり and sometimes classed as a particle
• as for; on the topic of ［なら］

conjunction:

• if that's the case; if so; that being the case - colloquialism - abbreviation ➜ それなら
• if possible; if circumstances allow ［ならば］

noun:

• being frustrated because something is not quite as hoped (just as one cannot scratch an itch from outside a shoe); having an itch that one cannot scratch - four character idiom

noun:

• stimulant (e.g. psychoactive drugs like methamphetamine, ritalin, etc.)

noun:

• geometric progression
• proliferation; multiplying like rats

expression:

• something indistinguishable or indistinct (like an egret in the snow) - obscure term

noun:

• Ornithischia (order of herbacious dinosaurs with bird-like pelvic structures)

noun:

• Rhododenol; skin-whitening agent that may cause vitiligo-like symptoms

noun:

• lake shaped like the kanji "heart" character (traditional Japanese gardens)

noun:

• ivory-like plastic (used for mahjong tiles, shogi pieces, etc.)

adjectival noun / ~の noun:

• ordinary (esp. life or behavior); typical; conventional; average

noun:

• long-life celebrations, particularly the 61st, 77th and 88th birthdays

noun:

• mayfly; ephemeropteran
• ephemerality (of human life)
• dragonfly; damselfly ［かげろう］ - archaism ➜ 蜻蛉【とんぼ】

noun:

• wind-scattered dust; windblown sand
• worldly affairs; cares of life

noun:

• find odd moments of leisure in one's busy life

noun:

• elixir of life (prepared from cinnabar in ancient China)

noun:

• the four stages of existence: birth, life, death, and limbo - Buddhism term

noun:

• plasmodium (form within the life cycle of myxomycete slime molds)

expression:

• striving to adopt ascetic practices for one's whole life - Buddhism term

noun:

• playboy; playgirl; fast liver; person with an active sex life ➜ 発展【はってん】

noun:

• one's own effort; doing single-handedly
• a game (of go, shogi, etc.); a match
• a dance; a (musical) composition
• a company (e.g. of soldiers); a group; a party
• one hand

noun:

• soup with rice bran pickled or salted vegetables (e.g. carrots, daikon or potatoes) and fish (e.g. salmon, gadid or Arabesque greenling) boiled in a salty broth (sake lees is sometimes added) (Hokkaido local specialty dish) ➜ 糠漬け【ぬかづけ】

expression:

• not to write to or visit someone; road of the weasel (it is believed that if someone blocks the path a weasel, he will never take that path again) [literal]

expression:

• not to write to or visit someone; road of the weasel (it is believed that if someone blocks the path a weasel, he will never take that path again) [literal] ➜ いたちの道

noun:

• area of the field one is supposed to (or able to) defend - Sports term
• (one's) field; (one's) scope; area of expertise; range of topics one can converse about; breadth of one's interests and knowledge
• one's type; kind of person one is attracted to

noun / suffix noun / counter:

• class; order; rank

suffix:

• et cetera; etc.; and the like ➜ 等【など】

prefix:

• equal; iso-