Denshi Jisho — Online Japanese dictionary

一泊 いっぱく stopping one night
Common word, Noun, Suru verb, No-adjective 
一発 いっぱつ 1: one shot; round; charge;
2: homerun (baseball)
Common word, Adverbial noun, Temporal noun 
一般 いっぱん general; liberal; universal; ordinary; average
Common word, Noun, No-adjective 
一品 いっぴん 1: item; article;
2: dish; course
Common word, Noun 
一風 いっぷう eccentric
Common word, Noun 
一変 いっぺん complete change; about-face
Common word, Noun, Suru verb 
一遍 いっぺん 1: once; one time; (all at) once; in one sitting;
2: exclusively; only; alone
Common word, Adverbial noun 
一方 いっぽう 1: one (esp. of two); the other; one way; the other way; one direction; the other direction; one side; the other side; one party; the other party;
2: (Conjunction) on the one hand; on the other hand;
3: whereas; although; but at the same time; meanwhile; in turn;
4: () (after noun, adjective-stem or plain verb) just keeps; being inclined to ...; tending to be ...; tending to do ...; continuously ...; just keeps on ...ing; only
Common word, Noun 
一本 いっぽん 1: one long cylindrical thing;
2: one version;
3: (a) certain book;
4: (a) blow;
5: an experienced geisha
Common word, Noun 
今一 いまいち 1: (Usually written using kana alone) (Colloquialism) one more; another; the other;
2: not quite; not very good; lacking
Common word, Na-adjective, Adverb 
画一 かくいつ uniformity; standardization; standardisation
Common word, Na-adjective, Noun 
均一 きんいつ uniformity; equality
Common word, Na-adjective, Noun, No-adjective 
随一 ずいいち best; greatest; first
Common word, Noun 
択一 たくいつ choosing an alternative
Common word, Noun 
単一 たんいつ single; simple; sole; individual; unitary
Common word, Na-adjective, Noun, No-adjective 
第一 だいいち first; foremost; number one
Common word, Adverb, Noun 
逐一 ちくいち one by one; in detail; minutely
Common word, Adverb 
一寸 ちょっと 1:
2: (Usually written using kana alone) just a minute; short time; just a little;
3: somewhat; easily; readily; rather;
4: (before a verb in negative form) (will not) easily; (Interjection) hey!
Common word, Adverb 
一日 ついたち 1: first day of the month;
2: (Archaism) first ten days of the lunar month
Common word, Noun 
統一 とういつ unity; consolidation; uniformity; unification; compatible
Common word, Noun, Suru verb 
同一 どういつ identity; sameness; similarity; equality; fairness
Common word, Na-adjective, Noun, No-adjective 
一足 ひとあし 1: step;
2: short distance; short time
Common word, Noun 
一口 ひとくち 1: mouthful; bite; sip; draft; draught;
2: one word
Common word, Noun 
一言 ひとこと single word; a few words; brief comment
Common word, Noun, Suru verb 
一筋 ひとすじ 1: one long straight object (e.g. strand of hair, beam of light);
2: a single bloodline;
3: (Na-adjective) earnest; resolute; intent;
4: ordinary; common
Common word, Noun 
一時 ひととき 1: moment; a (short) time; a while;
2: former times;
3: (Archaism) two-hour period
Common word, Temporal noun, Adverbial noun 

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