Denshi Jisho — Online Japanese dictionary

素 そ 1: plain, white silk;
2: (Mathematical term) prime
Common word, Na-adjective, Noun, No-adjective 
素 す 1: plain; unadorned; undecorated; unadulterated; au naturel;
2: (Prefix) (Derogatory) (before a noun) mere; poor;
3: (before an adjective) exceedingly
No-adjective, Noun 
もと yeast mash
Noun 
下 もと under (esp. influence or guidance)
Common word, Adverb 
元 もと 1: origin; source;
2: base; basis; foundation; root;
3: cause;
4: ingredient; material;
5: (somebody's) side; (somebody's) location;
6: original cost (or capital, principal, etc.);
7: (plant) root; (tree) trunk;
8: first section of a waka;
9: (Noun) handle (chopsticks, brush, etc.); grip
Common word, Noun 
本 もと 1: origin; source;
2: base; basis; foundation; root;
3: cause;
4: ingredient; material;
5: original cost (or capital, principal, etc.);
6: (plant) root; (tree) trunk;
7: first section of a waka;
8: (Counter) counter for blades of grass, tree trunks, etc., and for falcons (in falconry);
9: (Noun) handle (chopsticks, brush, etc.); grip
Common word, Noun 
元 もと former; ex-
Noun, No-adjective, Adverbial noun, Noun prefix 
基 もと 1: origin; source;
2: base; basis; foundation; root;
3: cause;
4: ingredient; material;
5: original cost (or capital, principal, etc.);
6: (plant) root; (tree) trunk;
7: first section of a waka;
8: (Noun) handle (chopsticks, brush, etc.); grip
Noun 
故 もと former; ex-
Noun, No-adjective, Adverbial noun, Noun prefix 
旧 もと former; ex-
Noun, No-adjective, Adverbial noun, Noun prefix 
素 もと 1: origin; source;
2: base; basis; foundation; root;
3: cause;
4: ingredient; material;
5: original cost (or capital, principal, etc.);
6: (plant) root; (tree) trunk;
7: first section of a waka;
8: (Noun) handle (chopsticks, brush, etc.); grip
Noun 
許 もと under (esp. influence or guidance)
Adverb 
素子 そし 1: element (esp. component in electronics); elemental device; device;
2: data; datum
Common word, Noun 
素地 きじ 1: cloth; material; texture;
2: one's true character;
3: unglazed pottery;
4: uncooked dough; batter
Noun 
素湯 さゆ (plain) hot water; boiled water
Noun 
素っ すっ most (emphasis); much; greatly
Prefix 
素手 すで unarmed; bare hands
Noun, No-adjective 
素志 そし longstanding desire or goal
Noun 
素地 そじ foundation
Noun 
基 もとい 1: (Archaism) basis; foundation;
2: cause
Noun 
素顔 すがお 1: face with no make-up; unpainted face;
2: honesty; frankness
Common word, Noun, Na-adjective, No-adjective 
素敵 すてき lovely; dreamy; beautiful; great; fantastic; superb; cool; capital
Common word, Ateji (phonetic) reading, Na-adjective 
素直 すなお 1: obedient; meek; docile; unaffected;
2: honest; frank; upfront (about one's feelings)
Common word, Na-adjective, Noun 
素案 そあん draft; draught
Common word, Noun 
素材 そざい raw materials; subject matter
Common word, Noun 
素質 そしつ character; qualities; genius; the makings of
Common word, Noun, No-adjective 

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