Denshi Jisho — Online Japanese dictionary

若 わか 1: youth;
2: child (esp. of the young son of someone of high social standing);
3: () young; new
Noun 
若し もし if; in case; supposing
Common word, Adverb, Usually written using kana alone 
若く しく 1: (Archaism) to match; to equal;
2: to catch up with; to overtake
Godan verb with ku ending, Intransitive verb 
若 もころ like; similar to; same as
Out-dated or obsolete kana, Adverbial noun 
若い わかい young
Common word, Adjective 
若さ わかさ youth
Common word, Noun 
若手 わかて young person
Common word, Noun, No-adjective 
若葉 わかば new leaves; fresh verdure
Common word, Noun 
若布 わかめ wakame (species of edible brown seaweed, Undaria pinnatifida)
Common word, Noun, Usually written using kana alone 
若し ごとし like; as if; the same as
Noun, Suffix, Usually written using kana alone 
若榴 ざくろ pomegranate; Punica granatum
Noun 
若干 そこば 1: some; few; a number of; a little (bit);
2: (Adverbial noun) somewhat; to a certain extent;
3: () (Archaism) many; a lot
Out-dated or obsolete kana, Noun, No-adjective 
若気 にゃけ 1: male homosexual's partner;
2: buttocks; anus
Noun 
若気 にやけ 1: male homosexual's partner;
2: buttocks; anus
Noun 
若子 みずこ 1: aborted, stillborn or miscarried foetus (fetus);
2: (Archaism) newborn baby
Noun 
若子 みずご 1: aborted, stillborn or miscarried foetus (fetus);
2: (Archaism) newborn baby
Noun 
若き わかき 1: young person; youth;
2: (Noun or verb acting prenominally) young
Noun 
若木 わかぎ young tree; sapling
Noun 
若気 わかげ youthful impetuosity; youthful vitality
Noun 
若菜 わかな young greens or herbs
Noun 
若芽 わかめ sprouts; new shoots; buds
Noun, No-adjective 
若湯 わかゆ first hot bath on New Year's Day
Noun 
若鮎 わかゆ young (healthy & energetic) sweetfish
Out-dated or obsolete kana, Noun 
若しも もしも if
Common word, Adverb 
若かず しかず 1: being inferior to; being no match for;
2: being best
Expression 
若しか もしか if; in case
Adverb, Usually written using kana alone 
若しや もしや perhaps; possibly; by some chance; by some possibility
Adverb, Usually written using kana alone 

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