Denshi Jisho — Online Japanese dictionary

Found 3 words.

確り しっかり firmly; tightly; reliable; level-headed; steady
Common word, Na-adjective, Adverb, Adverb taking the 'to' particle, Noun, Suru verb, Usually written using kana alone 
聢り しっかり firmly; tightly; reliable; level-headed; steady
Na-adjective, Adverb, Adverb taking the 'to' particle, Noun, Suru verb, Usually written using kana alone 
確り者 しっかりもの person of firm character; person of stability
Noun 

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