[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
[かのう, kanou] (adj-na, n) possible; practicable; feasible; (P) #219
[ばつ;ぺけ;ペケ, batsu ; peke ; peke] (n) (1) (See 罰点) x-mark (used to indicate an incorrect answer in a test, etc.); (2) (ペケ only) (uk) impossibility; futility; uselessness #448
[とく, toku] (v2a-s, vt) (1) (See 得る・うる) to get; to acquire; to obtain; to procure; to earn; to win; to gain; to secure; to attain; (2) (as 〜することを得, etc.) to be possible #716
[kamo] (prt) (abbr) (See かもしれない) may; might; perhaps; may be; possibly #807
[ない, nai] (adj-i) (1) (uk) (See 亡い) nonexistent; not being (there); (2) unpossessed; unowned; not had; (3) (See またとない) unique; (4) (as ...ことがない, etc.) indicates negation, inexperience, unnecessariness or impossibility; (aux-adj) (5) (See ない) (after the ren'youkei form of an adjective) not ...; (6) (after the -te form of a verb) to not be...; to have not ...; (P) #952
[かぎり, kagiri] (n-adv, n) (1) limit; limits; bounds; (2) degree; extent; scope; (3) as far as possible; as much as possible; to the best of one's ability; (4) unless (after neg. verb); (5) the end; the last; (P) #1323
[ふかのう, fukanou] (adj-na, n) impossible; (P) #3326
[いえる, ieru] (v1) (often as ...と言える) (See 言う) to be possible to say; to be able to say #4025
[むり, muri] (adj-na, n, vs) unreasonable; impossible; overdoing; (P) #4371