Denshi Jisho — Online Japanese dictionary

余り あまり 1:
2: (Usually written using kana alone) remainder; rest; balance; remains; scraps; residue; remnant; (Adverb) not very (with negative sentence); not much;
3: () surplus; excess; fullness; too much;
4: (Adverb) overjoyed; overwhelmed;
5: (Noun suffix) more than; over
Common word, Na-adjective, Adverb, No-adjective, Noun, Noun suffix 
余り あんまり 1:
2: (Usually written using kana alone) remainder; rest; balance; remains; scraps; residue; remnant; (Adverb) not very (with negative sentence); not much;
3: () surplus; excess; fullness; too much;
4: (Adverb) overjoyed; overwhelmed;
5: (Noun suffix) more than; over
Common word, Na-adjective, Adverb, No-adjective, Noun, Noun suffix 
余りに あまりに too much; excessively; too
Common word, Adverb, Usually written using kana alone 
余り物 あまりもの remains; leavings; remnant; surplus
Noun 
余りにも あまりにも too much; excessive; too
Adverb, Usually written using kana alone 
余りと言えば あまりといえば excessively
Expression 
余り面白くない あまりおもしろくない not very interesting
Adjective 
余り物に福が有る あまりものにふくがある Leftovers are the best of all
Expression, Idiomatic expression 

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